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UNDERLYING SKILLS AND CONCEPTS:
read word problems;
pattern awareness
Problem Solving: Find a Pattern
You can use patterns to help you solve problems.
a
K
ey Ide
E x am p l E
A – © CSL Associates, Inc. All rights reserved.
Toby bought 4 packages of pencils.
There are 10 pencils in each package.
How many pencils did he buy?
Step 1: What is the question?
How many pencils did Toby buy?
Step 2: What information do
you have?
He bought 4 packages.
There are 10 pencils in
a package.
Step 3: Solve.
Use a pattern.
Skip count by 10s 4 times.
10, 20, 30, 40
He bought 40 pencils.
Step 4: Check.
Chapter 11 – Lesson 4
I can add to check.
10 ! 10 ! 10 ! 10 " 40
page 129
Name
P RAC T I C E
Use patterns to solve each problem.
Francie has 3 boxes of
crayons. Each box has 10
crayons. How many crayons
does she have?
2
30 crayons
3
There are 4 cows in the field.
Each cow has 4 legs. How
many legs are there in all?
14 eyes
4
16 legs
5
There are 4 fish in the pond.
Each fish has 5 fins. How
many fins are there in all?
20 fins
Math
Reasoning
7
There are 7 birds in the tree.
Each bird has 2 eyes.
How many eyes are there
in all?
Minnie put 5 rolls in each
basket. She used 3 baskets.
How many rolls did she use?
15 rolls
6
Eddie put 2 CDs in each
jewel case. He used 6 jewel
cases. How many CDs did
he use?
12 CDs
Patterns
MR 2.0
How does finding a pattern help you solve a problem?
Possible answer: It is quicker for me to
skip count than to add.
page 130
Chapter 11 – Lesson 4
A – © CSL Associates, Inc. All rights reserved.
1
Name
…at home!
P RAC T I C E
Use patterns to solve each problem.
Francie has 4 boxes of
crayons. Each box has 10
crayons. How many crayons
does she have?
2
There are 8 birds in the tree.
Each bird has 2 eyes.
How many eyes are there
in all?
40 crayons
3
There are 5 cows in the field.
Each cow has 4 legs. How
many legs are there in all?
16 eyes
4
Minnie put 4 rolls in each
basket. She used 3 baskets.
How many rolls did she use?
20 legs
5
There are 6 fish in the pond.
Each fish has 5 fins. How
many fins are there in all?
12 rolls
6
Eddie put 2 CDs in each
jewel case. He used 5 jewel
cases. How many CDs did
he use?
30 fins
Math
Reasoning
7
10 CDs
Patterns
MR 2.0
How does finding a pattern help you solve a problem?
Possible answer: It is quicker for me to
skip count than to add.
page 88
Home Resource and Homework
Chapter 11 Lesson 4
A – © CSL Associates, Inc. All rights reserved.
1
MCX94TEG1Ch01_30.v8.4.1 2/19/01 19:21 Page 239
Name
P RAC T I C E
Use patterns to solve each problem.
1
Francie has 3 boxes of
crayons. Each box has 10
crayons. How many crayons
does she have?
2
There are 7 birds in the tree.
Each bird has 2 eyes.
How many eyes are there
in all?
30 crayons
3
14 eyes
There are 4 cows in the field.
Each cow has 4 legs. How
many legs are there in all?
4
Minnie put 5 rolls in each
basket. She used 3 baskets.
How many rolls did she use?
16 legs
A – © CSL Associates, Inc. All rights reserved.
5
15 rolls
There are 4 fish in the pond.
Each fish has 5 fins. How
many fins are there in all?
6
Eddie put 2 CDs in each
jewel case. He used 6 jewel
cases. How many CDs did
he use?
20 fins
Math
Reasoning
7
12 CDs
Patterns
MR 2.0
How does finding a pattern help you solve a problem?
Possible answer: It is quicker for me to
skip count than to add.
Chapter 11 – Lesson 4
Student Book Page
page 130
Name
…at home!
P RAC T I C E
Use patterns to solve each problem.
Francie has 4 boxes of
crayons. Each box has 10
crayons. How many crayons
does she have?
2
There are 8 birds in the tree.
Each bird has 2 eyes.
How many eyes are there
in all?
40 crayons
3
There are 5 cows in the field.
Each cow has 4 legs. How
many legs are there in all?
16 eyes
4
Minnie put 4 rolls in each
basket. She used 3 baskets.
How many rolls did she use?
20 legs
5
There are 6 fish in the pond.
Each fish has 5 fins. How
many fins are there in all?
12 rolls
6
Eddie put 2 CDs in each
jewel case. He used 5 jewel
cases. How many CDs did
he use?
30 fins
Math
Reasoning
7
10 CDs
Patterns
MR 2.0
How does finding a pattern help you solve a problem?
Possible answer: It is quicker for me to
skip count than to add.
page 88
Home Resource and Homework
Chapter 11 Lesson 4
A – © CSL Associates, Inc. All rights reserved.
1