Enhanced Instructional Transition Guide Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Unit 04: Number Lines (10 days) Possible Lesson 01 (7 days) Possible Lesson 02 (3 days) POSSIBLE LESSON 02 (3 days) This lesson is one approach to teaching the State Standards associated with this unit. Districts are encouraged to customize this lesson by supplementing with district-approved resources, materials, and activities to best meet the needs of learners. The duration for this lesson is only a recommendation, and districts may modify the time frame to meet students’ needs. To better understand how your district is implementing CSCOPE lessons, please contact your child’s teacher. (For your convenience, please find linked the TEA Commissioner’s List of State Board of Education Approved Instructional Resources and Midcycle State Adopted Instructional Materials.) Lesson Synopsis: Students develop “likecoin” counting skills using the number line to build an understanding of 5, 10, and 25 skip count sets. This model helps students take like non proportional coin values and associate them to the countable patterns within the collection. TEKS: The Texas Essential Knowledge and Skills (TEKS) listed below are the standards adopted by the State Board of Education, which are required by Texas law. Any standard that has a strike-through (e.g. sample phrase) indicates that portion of the standard is taught in a previous or subsequent unit. The TEKS are available on the Texas Education Agency website at http://www.tea.state.tx.us/index2.aspx?id=6148 2.3 Number, operation, and quantitative reasoning. The student adds and subtracts whole numbers to solve problems. The student is expected to: 2.3D Determine the value of a collection of coins up to one dollar. 2.8 Geometry and spatial reasoning. The student recognizes that a line can be used to represent a set of numbers and its properties. The student is expected to: 2.8 Use whole numbers to locate and name points on a number line. Underlying Processes and Mathematical Tools TEKS: page 1 of 43 Enhanced Instructional Transition Guide Grade 2/Mathematics Unit 04: Suggested Duration: 3 days 2.13 Underlying processes and mathematical tools. The student communicates about Grade 2 mathematics using informal language. The student is expected to: 2.13A Explain and record observations using objects, words, pictures, numbers, and technology. 2.13B Relate informal language to mathematical language and symbols. Performance Indicator(s): Grade2 Mathematics Unit04 PI02 Determine the collection of like coins whose value is represented on a pre-selected number line (e.g., a number line that begins with 25 and ends with 100, with points built every 25th interval). Use coin manipulatives or pictures to represent the coin values named on the number line, and orally explain the pattern and how it relates to the like coin representation. Standard(s): 2.3D , 2.8, 2.13A , 2.13B ELPS ELPS.c.1E , ELPS.c.3D , ELPS.c.3H Key Understanding(s): Each coin represents a certain value and has specific attributes. A collection of coins can be counted using skip counting. Underdeveloped Concept(s): Some students may have difficulty visualizing a number line that does not begin with zero. Students may need more experience working with number lines that begin with a multi-digit number and have various intervals being used. Vocabulary of Instruction: cent “¢” half-dollar quarter page 2 of 43 Enhanced Instructional Transition Guide Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Materials List: Bag of Coins (14 pennies, 40 nickels, 20 dimes, 8 quarters, 4 half-dollars) (1 collection per 2 students, 1 collection per teacher) (previously created) cardstock (2 sheets per 2 students, 2 sheets per teacher) cardstock (white) (optional) (10 sheets per student, 5 sheets per teacher) chart paper (1 sheet per teacher) chart paper (1 sheet per teacher) commercial coin manipulatives or real coins (14 pennies, 40 nickels, 20 dimes, 8 quarters, 4 half-dollars) (1 collection per student, 1 collection per teacher) decahedra die or 6-sided die (1 per 2 students) glue stick (1 per student) Local Resource(s) plastic zip bag (sandwich sized) (1 per 2 students, 1 per teacher) plastic zip bag (sandwich sized) (1 per 2 students, 1 per teacher) plastic zip bag (sandwich sized) (1 per student) scissors (1 per teacher) Attachments: All attachments associated with this lesson are referenced in the body of the lesson. Due to considerations for grading or student assessment, attachments that are connected with Performance Indicators or serve as answer keys are available in the district site and are not accessible on the public website. Coins Coin Connection Cards Coin Value Recording Sheet KEY Coin Value Recording Sheet page 3 of 43 Enhanced Instructional Transition Guide Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Quarter Half Dollar Recording Sheet KEY Quarter/Half-Dollar Recording Sheet Coin Problem-Solving Sheet KEY Coin Problem-Solving Sheet Identifying and Counting Like Coins KEY Identifying and Counting Like Coins GETTING READY FOR INSTRUCTION Teachers are encouraged to supplement and substitute resources, materials, and activities to meet the needs of learners. These lessons are one approach to teaching the TEKS/Specificity as well as addressing the Performance Indicators associated with each unit. District personnel may create original lessons using the Content Creator in the Tools Tab. All originally authored lessons can be saved in the “My CSCOPE” Tab within the “My Content” area. Suggested Day 1 Suggested Instructional Procedures Notes for Teacher Topics: Spiraling Review Identify coins by attributes Engage 1 Students use logic and reasoning skills to sort a collection of coins into like groups. ATTACHMENTS Teacher Resource (optional): Coins (1 collection per student, 1 Instructional Procedures: 1. Prior to instruction, create a Bag of Coins for every student and a Bag of Coins for each teacher by placing collection per teacher) MATERIALS 14 pennies, 40 nickels, 20 dimes, 8 quarters, and 4 half-dollars in a plastic zip bag. If commercial page 4 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher manipulative coins or actual coins are not available, use teacher resource (optional): Coins to create the commercial coin manipulatives or collection of coins by copying in color on white cardstock, cutting apart, and laminating. real coins (14 pennies, 40 nickels, 20 dimes, 8 quarters, 4 half- 2. Place students in pairs and distribute a Bag of Coins to each pair. Challenge pairs to be the first to finish sorting the coins from their Bag of Coins into groups of “like coins.” Instruct students that they are not to begin sorting until you give them a signal to begin. When every pair has received their coins, you may signal them to begin sorting. Ask: dollars) (1 collection per student, 1 collection per teacher) cardstock (white) (optional) (10 sheets per student, 5 sheets per teacher) How were you able to sort your coins quickly? (I put the coins that were the same color and size scissors (optional) (1 per teacher) together.) plastic zip bag (sandwich sized) (1 What did you do to make sure you had all of the same coins together? Answers may vary. I per 2 students, 1 per teacher) looked at both the heads and the tails to make sure they were alike; I checked the color, and the size, etc. Can you tell if one pair of students has a greater number of coins that any other pair? A smaller number of coins than any other pair? Answers will vary. I can't be sure without counting; it looks like they have the same size stacks as we do; etc. Does that mean they also have the greatest amount of money? Least amount of money? Explain your thinking. Answers may vary. No, because it depends on the value of the coins; etc. 3. Instruct students to return the coins to the plastic zip bag and collect each Bag of Coins. Topics: Identify coins and their value ATTACHMENTS Card Set: Coin Connection page 5 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher Cards (1 set per 2 students) Explore/Explain 1 Teacher Resource: Coin Students play a game of concentration to represent coins and their values. Connection Cards (1 set per teacher) Instructional Procedures: MATERIALS 1. Prior to instruction, create a card set: Coin Connection Cards for every 2 students by copying on cardstock, cutting apart, and placing in a plastic zip bag. 2. Place students in pairs and distribute a card set: Coin Connection Cards to each pair. 3. Demonstrate how to play the game of concentration. Explain to students that the first player will turn over 2 cards. He or she must determine if the two cards represent the same coin and value (e.g., the face of a cardstock (2 sheets per 2 students, 2 sheets per teacher) scissors (1 per teacher) plastic zip bag (sandwich sized) (1 per 2 students, 1 per teacher) dime could be matched with its value, the backside or “tail” of a dime, or the name of the coin: dime). If the player does not turn over a match, they must return the 2 cards face down and the second player will then turn over 2 new cards. If a player successfully matches a pair of cards, the player keeps the 2 cards and TEACHER NOTE takes another turn. The game is over when all of the cards have been matched. The identification of individual coins by name and value was a focal point of 4. Allow time for students to complete the concentration game. Monitor and assess student pairs to check for understanding and the ability to identify both sides of a coin and its value. 5. Collect card set: Coin Connection Cards from student pairs. 6. Distribute each of the cards from teacher resource: Coin Connection Cards to individual students. Invite a student to come to the front of the class and hold up their card for the class to see. Instruct the seated students to examine the card and determine if they are holding a card that is related to the card displayed. Grade 1. If students struggle with this task, it is important to provide Tier 1 reinforcement and Tier 2 intervention by using 10 cards at a time or placing the cards face up and having students take turns finding matches. Invite those students with the related cards to come to the front of the class as well. Facilitate a class discussion about the related cards. page 6 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher Ask: What do the cards have in common? (They have the same value.) How many pennies does it take to represent the value of this coin? Explain your thinking. Answers may vary based on the coin displayed. 7. Repeat this process until all of the coins and their values have been identified. Topics: ATTACHMENTS Identification of coins and their value Teacher Resource: Coin Value Counting like coins Recording Sheet KEY (1 per Number lines teacher) Teacher Resource: Coin Value Explore/Explain 2 Recording Sheet (1 per teacher) Students identify pennies, nickels, and dimes in a set and determine the value of each set of “like” coins by Handout: Coin Value Recording skip counting. Sheet (1 per student) Instructional Procedure: 1. Place students in pairs and distribute a Bag of Coins to each pair. 2. Instruct student pairs to select 4 pennies from their Bag of Coins and place them in front of them. 3. Display 1 penny from a Bag of Coins for the class to see. Ask: MATERIALS Bag of Coins(14 pennies, 40 nickels, 20 dimes, 8 quarters, 4 half-dollars) (1 collection per 2 students, 1 collection per teacher) (previously created) chart paper (1 sheet per teacher) What is the name of this coin? (a penny) page 7 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher What is the value of this coin? (one cent) What is the symbol used to represent cents? (¢) Explain that the symbol can be used instead of writing the word cents. How would you represent one penny using numbers and symbols? (1¢) 4. Trace a penny on a sheet of chart paper, write the name of the coin (penny), record the value of the coin in words (one cent), and inside the coin, write the value of the coin using 1 and the cent symbol ¢ (1¢). 5. Display 3 additional pennies from a Bag of Coins for the class to see. Ask: How would you count this collection of coins? (by ones) 6. Instruct students to replicate the model and count the coins in front of them. Chorally count the coins aloud “1, 2, 3, 4” using the displayed coins. Explain to students that they are counting by ones because a penny has a value of one cent. Ask: What is the value of your four coins? (four cents) page 8 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher How would you represent the total value of this collection using numbers and symbols? (4¢) 7. Instruct students to take a total of 7 pennies from their Bag of Coins and place them in front of them. Display 3 additional pennies from a Bag of Coins for the class to see. Chorally count aloud “1, 2, 3, 4, 5, 6, 7” using the displayed coins. Remind students that they are counting by ones because the value of the coin they are counting is one cent. Ask: What is the value of this collection of coins? (seven cents) How would you represent the total value of this collection using numbers and symbols? (7¢) 8. Instruct students to return the pennies to their Bag of Coins and place 4 nickels in front of them. 9. Display a nickel from a Bag of Coins for the class to see. Ask: What is the name of this coin? (a nickel) What is the value of this coin? (five cents) How would you represent one nickel using numbers and symbols? (5¢) 10. Trace a nickel on the sheet of chart paper, write the name of the coin (nickel), record the value of the coin in words (five cents), and inside the coin, write the value of the coin using 5 and the cent symbol ¢ (5¢). page 9 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher 11. Display 3 additional nickels from a Bag of Coins for the class to see. Ask: How do you count this collection of coins? (by fives) 12. Instruct students to replicate the model and count the coins in front of them. Chorally count the coins aloud “5, 10, 15, 20” using the displayed coins. Explain to students that they are counting by fives because the value of the coin is five cents. Ask: What is the value of the four coins? (twenty cents) How would you represent the total value of this collection using numbers and symbols? (20¢) 13. Instruct students to take a total of 8 nickels from their Bag of Coins and place them in front of them. Display 4 additional nickels from a Bag of Coins for the class to see. Chorally count aloud “5, 10, 15, 20, 25, 30, 35, 40.” Explain to students that when counting “like” coins, the value of the coin determines what number to use for skip counting. Ask: page 10 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher What is the value of this collection of coins? (forty cents) How would you represent the total value of this collection using numbers and symbols? (40¢) 14. Instruct students to return the nickels to their Bag of Coins and place 5 dimes in front of them. 15. Display a dime from a Bag of Coins for the class to see. Ask: What is the name of this coin? (a dime) What is the value of this coin? (ten cents) How would you represent one dime using numbers and symbols? (10¢) 16. Trace a dime on the sheet of chart paper, write the name of the coin (dime), record the value of the coin in words (ten cents), and inside the coin, write the value of the coin using 10 and the cent symbol ¢ (10¢). 17. Display 4 additional dimes from a Bag of Coins for the class to see. Ask: How do you count this collection of coins? (by tens) 18. Instruct students to replicate the model and count the coins in front of them. Chorally count the coins aloud page 11 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher “10, 20, 30, 40, 50” using the displayed coins. Explain to students that they are counting by tens because the value of the coin is 10 cents. Ask: What is the value of your five coins? (fifty cents) How would you represent the total value of this collection using numbers and symbols? (50¢) 19. Instruct students to add an additional 2 dimes from their Bag of Coins to the collection of dimes in front of them. Ask: What is the value of this collection of coins? Explain your thinking. (Seventy cents because I skip counted by tens seven times; seventy cents because I skip counted by ten two more times from fifty.) How would you represent your collection using numbers and symbols? (70¢) 20. Display the chart paper with the coin tracings for the class to see and reference for the duration of the lesson. Facilitate a class discussion comparing the size of each coin and the value of the coin. Explain to students that the size of a coin does not reflect the value of the coin. 21. Distribute handout: Coin Value Recording Sheet to each student to each student. 22. Display teacher resource: Coin Value Recording Sheet. Explain to students that they will select 10 nickels from their Bag of Coins. Students will trace and label the coins above the number line. Below the number line, students will label the number line as they skip count by 5s. Students will then record the value of the collection of 10 nickels in the last column of the handout. Model for students how to complete the nickel portion of the handout. page 12 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher Ask: What do you notice about the value of the collection of nickels and the number line? (The last number on the number line is the same as the value of the collection of nickels.) 23. Instruct students to repeat the complete the handout be counting and recording a collection of 10 pennies and then 10 dimes. Allow students time to complete the activity. Monitor and assess students to check for understanding. 24. Facilitate a class discussion about the values of coins and the connection between the number line. Ask: How is counting a collection of coins like counting numbers on a number line? Answers may vary. The value of each coin is like the intervals on a number line; skip counting can be used to count a collection of like coins and also for counting numbers on a number line; etc. All three collections contained 10 coins. What do you notice about the total value of each collection? Answers may vary. All of the collections had the same number of coins, but different total values; 10 pennies is less than 10 nickels or 10 dimes; 10 nickels is more than 10 pennies but less than 10 dimes; 10 dimes is more than 10 pennies or 10 nickels; etc. page 13 of 43 Enhanced Instructional Transition Guide Suggested Day 2 Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher Topics: Spiraling Review Counting like coins Number lines ATTACHMENTS Explore/Explain 3 Teacher Resource: Quarter/Half- Students identify quarters and halfdollars and determine the value of each set of “like” coins by skip counting. Dollar Recording Sheet KEY (1 per teacher) Instructional Procedures: 1. Using the displayed chart paper with the coin tracings, review the names and values of the coins already listed. 2. Place students in pairs and distribute a Bag of Coins to each pair. 3. Instruct student pairs to select a quarter from their Bag of Coins and place them in front of them. 4. Display a quarter from a Bag of Coins for the class to see. Ask: Handout: Quarter/Half-Dollar Recording Sheet (1 per student) Teacher Resource: Quarter/HalfDollar Recording Sheet (1 per teacher) MATERIALS Bag of Coins (14 pennies, 40 nickels, 20 dimes, 8 quarters, 4 What is the name of this coin? (a quarter) half-dollars) (1 collection per 2 What is the value of this coin using words? (twenty-five cents) students, 1 collection per teacher) How would you represent one quarter using numbers and symbols? (25¢) (previously created) chart paper (1 sheet per teacher) 5. Facilitate a class discussion about the cent symbol. Explain to students that the cent symbol is written as Local Resource(s) the letter "c" with a vertical line through the center. Emphasize to students that the cent symbol is always written after the number representing the value of the money. TEACHER NOTE page 14 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures 6. Trace a quarter on a new sheet of chart paper, write the name of the coin (quarter), record the value of the Notes for Teacher Grade 2 is the first grade level to use the coin in words (twenty-five cents), and, inside the coin, write the value of the coin using 25 and the cent cent symbol, dollar sign, and decimal symbol ¢ (25¢). point. Ask: How would you count a collection of this type of coin? (by 25s) 7. Display an additional quarter from a Bag of Coins for the class to see. Ask: What is the name of each coin? (a quarter) 8. Trace two quarters on the sheet of chart paper, write the quantity and name of the coins (two quarters), record the value of the coins in words (fifty cents) and with the cent symbol ¢ (50¢), and inside each coin, write the value of the coin using 25 and the cent symbol ¢ (25¢). page 15 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher Ask: What is the value of each coin? (25¢) How many quarters do you have? (two quarters) How would you count this collection of coins? (by 25s) 9. Instruct students to replicate the model and count the coins in front of them. Chorally count the coins aloud “25, 50” using the displayed coins. Remind students that they are counting by 25 because the value of each quarter is twenty-five cents. Ask: What is the value of the collection of coins? (fifty cents) How do you represent the total value of this collection using numbers and symbols? (50¢) 10. Display an additional quarter from a Bag of Coins for the class to see. Ask: page 16 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher What is the name of each coin? (quarter) 11. Trace three quarters on the sheet of chart paper, write the quantity and name of the coins (three quarters), record the value of the coins in words (seventyfive cents) and with the cent symbol ¢ (75¢), and inside each coin, write the value of the coin using 25 and the cent symbol ¢ (25¢). Ask: What is the value of each coin? (25¢) How many quarters do you have? (three quarters) How would you count the total coins in this collection? (by 25s) 12. Instruct students to replicate the model and count the coins in front of them. Chorally count the coins aloud “25, 50, 75” using the displayed coins. Remind students that they are counting by 25 because the value of each quarter is twenty-five cents. Ask: What is the value of the collection of coins? (seventy-five cents) page 17 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher How do you record the total value of this collection using numbers and symbols? (75¢) 13. Instruct students to place 4 quarters in front of them. Display four quarters. Ask: What is the name of each coin? (a quarter) 14. Display an additional quarter from a Bag of Coins for the class to see. Ask: What is the name of each coin? (quarter) 15. Trace four quarters on the sheet of chart paper, write the quantity and name of the coins (four quarters), record the value of the coins in words (one dollar), with the cent symbol ¢ (100¢), and with the dollar symbol $ ($1.00), and inside each coin, write the value of the coin using 25 and the cent symbol ¢ (25¢). Ask: page 18 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher What is the value of each coin? (25¢) How many quarters do you have? (four quarters) How would you count the total coins in this collection? (by 25s) 16. Instruct students to replicate the model and count the coins in front of them. Chorally count the coins aloud “25, 50, 75, 100” using the displayed coins. Remind students that they are counting by 25 because the value of each quarter is twenty-five cents. Ask: When you counted by 25, you ended on 100. What does the 100 represent? (100 cents) What amount of money is equivalent to 100 cents? (one dollar) Record both representations for the class to see. How do you record the total value of the coins using numbers and symbols? (100¢) Facilitate a class discussion about the dollar symbol and decimal. Explain to students that the dollar symbol is written as an "S" with a vertical line through the center. Explain to students that the decimal is used to separate the whole dollar amount from the cent amount. Emphasize to students that the dollar symbol will always be written in before the numbers representing the value of the money even though when reading the amount, the word "dollars" is said after the number. Also emphasize that the dollar symbol and cent symbol will not be used together to represent the value of an amount of money. How many quarters are in one dollar? (4 quarters) How many pennies are in one dollar? (100 pennies) 17. Display a half-dollar from a Bag of Coins for the class to see. Ask: page 19 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher What is the name of this coin? (half-dollar) What is the value of this coin? (fifty cents) How would you represent one half-dollar using numbers and symbols? (50¢) 18. Trace a half-dollar on the sheet of chart paper, write the name of the coin (half-dollar), record the value of the coin in words (fifty cents), and, inside the coin, write the value of the coin using 50 and the cent symbol ¢ (50¢). Ask: How many half-dollars are drawn? (one half-dollar) How many half-dollars are needed to equal one dollar?(2 half-dollars) 19. Display an additional half-dollar from a Bag of Coins for the class to see. 20. Trace two half-dollars on the sheet of chart paper, write the quantity and name of the coins (two halfdollars), record the value of the coins in words (one dollar), with the cent symbol ¢ (100¢), and with the dollar symbol $ ($1.00), and inside the coin, write the value of the coin using 50 and the cent symbol ¢ (50¢). page 20 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher Ask: What is the value of each coin? (50¢) How many half-dollars do you have? (two half-dollars) How would you count this collection of coins? (by 50s) 21. Instruct students to replicate the model and count the coins in front of them. Chorally count the coins aloud “50, one dollar” using the displayed coins. Ask: What is the value of this collection of coins? Answers may vary. One dollar; one hundred cents; etc. 22. Explain to students that coins represent fractions of a whole dollar. It takes two half-dollars or two halves to make a whole dollar or one whole. 23. Display the chart paper with the coin tracings for the class to see and reference for the duration of the page 21 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher lesson. Facilitate a class discussion comparing the size of each coin and the value of the coin. Explain to students that the size of a coin does not reflect the value of the coin. 24. Place students in pairs and distribute handout: Quarter/Half-Dollar Recording Sheet to each student. 25. Instruct student pairs to complete the handout: Quarter/Half-Dollar Recording Sheet and reference the chart papers with the coin tracings as needed. Allow time for students to complete the handout. Monitor and assess student pairs to check for understanding. Facilitate a class discussion about student responses and how four quarters have the same value as two half-dollars. Topics: ATTACHMENTS Counting like coins Teacher Resource: Coin Real-life situations Problem-Solving Sheet KEY (1 per teacher) Elaborate 1 Handout: Coin Problem-Solving Students sort a collection of coins and find the value of each set of like coins within real-life situations. Sheet (1 per student) Teacher Resource: Coin Instructional Procedures: 1. Distribute a Bag of Coins to each student. 2. Display a coin collection of 3 nickels, 5 dimes, and 2 pennies from a Bag of Coins. Instruct each student to replicate the collection of coins from their Bag of Coins. Ask: Problem-Solving Sheet (1 per teacher) MATERIALS Bag of Coins (14 pennies, 40 nickels, 20 dimes, 8 quarters, 4 What should you do in order to count this collection of coins? Answers may vary. Sort the coins half-dollars) (1 collection per by like coins; etc. student, 1 collection per teacher) page 22 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures How do you find the value of the collection? Answers may vary. Skip counting to find the value of Notes for Teacher (previously created) each set of like coins; etc. 3. Instruct students to sort the collection and determine the value of the collection by skip counting. Chorally count the collection of coins aloud. First count the dimes: “10, 20, 30, 40, 50” or 50¢ Next, count on by 5's to add the nickels: "55, 60, 65" or 65¢ (50¢ + 15¢) Finally, count the pennies: "66, 67" or 67¢ (65¢ + 2¢) 4. Distribute handout: Coin Problem-Solving Sheet to each student. Display teacher resource: Coin Problem-Solving Sheet. 5. Instruct students to use their Bag of Coins to act out each problem, and record their thinking on their handout: Coin Problem-Solving Sheet by drawing circles for their coins, recording the value of each coin below the circles, finding the solution to the problem, and labeling their solution. 3 Topics: Spiraling Review Counting like coins Real-life situations ATTACHMENTS Elaborate 2 Handout: Coins (2 per teacher) Students work independently to sort a collection of coins and find the value of each set of like coins within real- Teacher Resource: Identifying life situations. and Counting Like Coins KEY (1 per teacher) page 23 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Instructional Procedures: 1. Prior to instruction, create a Coin Pictures Bag for each student using handout: Coins by copying in color, cutting apart 6 penny pictures, 4 nickel pictures, 7 dime pictures, 3 quarter pictures, and 2 half-dollar pictures, and placing in a plastic zip bag. 2. Distribute a Coin Pictures Bag, glue stick, and handout: Identifying and Counting Like Coins to each student. Explain to students that on page 1 they will sort the coin pictures in their Coin Pictures Bag, paste them in the row beside the proper heading, count the row of like coins, and record the count and sum in the column titled "Total Value of Coins." Then, on page 2 they will record their problem-solving strategy Notes for Teacher Handout: Identifying and Counting Like Coins (1 per student) MATERIALS scissors (1 per teacher) plastic zip bag (sandwich sized) (1 per student) glue stick (1 per student) in the space provided and determine value of the “like coins.” 3. Instruct students to complete handout: Identifying and Counting Like Coins individually. Allow time for students to complete the activity. Monitor and assess students to check for understanding. Evaluate 1 MATERIALS Instructional Procedures: Bag of Coins (14 pennies, 40 1. Assess student understanding of related concepts and processes by using the Performance Indicator(s) aligned to this lesson. nickels, 20 dimes, 8 quarters, 4 half-dollars) (1 collection per student) (previously created) Performance Indicator(s): page 24 of 43 Enhanced Instructional Transition Guide Suggested Day Grade 2/Mathematics Unit 04: Suggested Duration: 3 days Suggested Instructional Procedures Notes for Teacher Grade2 Mathematics Unit04 PI02 Determine the collection of like coins whose value is represented on a pre-selected number line (e.g., a number line that begins with 25 and ends with 100, with points built every 25th interval). Use coin manipulatives or pictures to represent the coin values named on the number line, and orally explain the pattern and how it relates to the like coin representation. Standard(s): 2.3D , 2.8 , 2.13A , 2.13B ELPS ELPS.c.1E , ELPS.c.3D , ELPS.c.3H 03/28/2013 page 25 of 43 Grade 2 Mathematics Unit: 04 Lesson: 02 Coins ©2012, TESCCC 07/16/12 page 1 of 6 Grade 2 Mathematics Unit: 04 Lesson: 02 Coins ©2012, TESCCC 07/16/12 page 2 of 6 Grade 2 Mathematics Unit: 04 Lesson: 02 Coins ©2012, TESCCC 07/16/12 page 3 of 6 Grade 2 Mathematics Unit: 04 Lesson: 02 Coins ©2012, TESCCC 07/16/12 page 4 of 6 Grade 2 Mathematics Unit: 04 Lesson: 02 Coins ©2012, TESCCC 07/16/12 page 5 of 6 Grade 2 Mathematics Unit: 04 Lesson: 02 Coins ©2012, TESCCC 07/16/12 page 6 of 6 Grade 2 Mathematics Unit: 04 Lesson: 02 Coin Connection Cards ©2012, TESCCC 07/16/12 page 1 of 2 Grade 2 Mathematics Unit: 04 Lesson: 02 Coin Connection Cards Penny Nickel Dime Quarter HalfDollar 1¢ 5¢ 10¢ 25¢ 50¢ ©2012, TESCCC 07/16/12 page 2 of 2 Grade 2 Mathematics Unit: 04 Lesson: 02 Coin Value Recording Sheet KEY 5¢ 5¢ 5¢ 5¢ 5¢ 5¢ 5¢ 5¢ 5¢ 5¢ 50¢ 5 10 15 20 25 30 35 40 45 50 1¢ 1¢ 1¢ 1¢ 1¢ 1¢ 1¢ 1¢ 1¢ 1¢ 10¢ 1 2 10¢ 10¢ 3 10¢ 4 5 6 7 8 9 10 10¢ 10¢ 10¢ 10¢ 10¢ 10¢ 10¢ $1.00 10 ©2012, TESCCC 20 30 40 50 10/11/12 60 70 80 90 100 page 1 of 1 Grade 2 Mathematics Unit: 04 Lesson: 02 Coin Value Recording Sheet ©2012, TESCCC 10/11/12 page 1 of 1 Grade 2 Mathematics Unit: 04 Lesson: 02 Quarter/Half-Dollar Recording Sheet KEY Name of coin: quarter Name of each coin: half-dollar Value of coin: Value of each coin: 50¢ 25¢ quarter 25¢ Name of each coin: quarter 25¢ quarter quarter half-dollar half-dollar Value of each coin: 25¢ Total value of collection: 100¢ ©2012, TESCCC quarter : 50¢ Name of each coin: Value of each coin: 25¢ 25¢ Total value of each coin set (name: value of each coin set): half-dollar : 50¢ quarter quarter 25¢ 50¢ or one dollar Total value of collection: 07/16/12 50¢ 100¢ or one dollar page 1 of 1 Grade 2 Mathematics Unit: 04 Lesson: 02 Quarter/Half-Dollar Recording Sheet Name of coin: __________________ Value of coin: Name of each coin: Value of each coin: _________ ________ ________ Total value of each coin set (name: value of each coin set): __________ : _______ ____________: _______ Name of each coin: ___________ Name of each coin: ___________ ___________ ___________ ___________ Value of each coin: Value of each coin: ______ Total value of collection: _______________ ©2012, TESCCC ___________ _______ Total value of collection: ___________ 07/16/12 page 1 of 1 Grade 02 Mathematics Unit: 04 Lesson: 02 Coin Problem-Solving Sheet KEY 1. Chris found 4 dimes in his jeans pocket and 2 nickels on the sidewalk. 2. Sharon has 7 nickels in her piggy bank. What is the total value in her piggy bank? How much money in dimes did he find? 10¢ 10¢ 10¢ 10, 20, 30, 40 40¢ in dimes 5¢ 5¢ 5¢ 5¢ 5¢ 5¢ 10¢ How much money in nickels did he find? 5¢ 5¢ 5¢ 5, 10 10¢ in nickels 5, 10, 15, 20, 25, 30, 35 35¢ in nickels 3. Alicia has two coins in her pocket. 4. Christine’s grandpa gave her the following The total value of her coins is a coins. dollar. What two coins does she have? How much money of each type of coin did he give her? 50 50 50, 100 100¢ or a dollar ©2012, TESCCC 5, 10, 15 15¢ in nickels 10, 20, 30 30¢ in dimes 25, 50 50¢ in quarters 07/16/12 page 1 of 1 Grade 2 Mathematics Unit: 04 Lesson: 02 Coin Problem-Solving Sheet 1. Chris found 4 dimes in his jeans pocket and 2 nickels on the sidewalk. 2. Sharon has 7 nickels in her piggy bank. What is the total value in her piggy bank? How much money in dimes did he find? How much money in nickels did he find? 3. Alicia has two coins in her pocket. 4. Christine’s grandpa gave her the following The total value of her coins is a coins. dollar. What two coins does she have? How much money of each type of coin did he give her? ©2012, TESCCC 07/16/12 page 1 of 1 Grade 2 Mathematics Unit: 04 Lesson: 02 Coins Identifying and Counting Like Coins KEY Paste Coins Pictures Here Total Value of Coins 6¢ Pennies Nickels 20¢ Dimes 70¢ Quarters 75¢ Half-Dollar 100¢ or a dollar ©2012, TESCCC 07/16/12 page 1 of 2 Grade 2 Mathematics Unit: 04 Lesson: 02 Identifying and Counting Like Coins KEY 1. Alicia has two dimes, 2 nickels, and 2 quarters in her wallet. What is the value of each set of coins that Alicia has? 2. Alan found several coins as he played on the beach. Sort the coins into like coins. What is the value of each set of coins? Draw a picture and explain your answer. Explain your answer. Answer: 10 5 20 20¢ 10 10¢ Answer: Dimes: 10, 20, 30 30¢ Quarters: 25, 50 50¢ Half-dollars: 50, 100 100¢ or a dollar 25 ©2012, TESCCC 50 50¢ 07/16/12 page 2 of 2 Grade 2 Mathematics Unit: 04 Lesson: 02 Coins Identifying and Counting Like Coins Paste Coin Picture Here Total Value of Coins Pennies Nickels Dimes Quarters Half-Dollar ©2012, TESCCC 07/16/12 page 1 of 2 Grade 2 Mathematics Unit: 04 Lesson: 02 Identifying and Counting Like Coins 1. Alicia has two dimes, 2 nickels, and 2 quarters in her wallet. What is the value of each set of coins that Alicia has? Draw a picture and explain your answer. ©2012, TESCCC 2. Alan found several coins as he played on the beach. Sort the coins into like coins. What is the value of each set of coins? Explain your answer. 07/16/12 page 2 of 2
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