Estimate, round, and manipulate very large (e.g., millions) and
very small (e.g., thousandths) numbers.
NS 1.1
UNDERLYING SKILLS AND CONCEPTS:
read and write numbers; expanded
notation; distributive property
Review Place Value
Numbers are made up of digits: 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9.
Each digit has its own place. Each place has a value.
Place value tells you how many ones, tens, hundreds, thousands,
and so on are in a number.
E x am p l E
The digits in a number
are organized in periods:
millions, thousands, ones.
This place value chart shows the number 739,532,066.
Hundred
Millions
Ten
Millions
7
3
Thousands
Millions
Ones
Hundred
Ten
Thousands Thousands Thousands Hundreds
9 ,
5
3
2 ,
Listen for patterns as you read the number.
0
Tens
Ones
6
6
Use a comma to
show each period.
seven hundred thirty-nine million,
five hundred thirty-two thousand,
sixty-six
Identify the place of the digits.
What digit is in the ones place?
What digit is in the thousands place?
6
2
To identify the value of a digit, you need to know its place in the number.
What is the value of the digit in the ten thousands place?
3 ! 10,000 " 30,000 " 30 thousands
What is the value of the digit in the tens place?
6 ! 10 " 60 " 6 tens
What is the value of the digit in the hundred thousands place?
5 ! 100,000 " 500,000 " 500 thousands
What is the value of the digit 7?
7 ! 100,000,000 " 700,000,000 " 700 millions
page 2
Chapter 1 – Lesson 1
E – © CSL Associates, Inc. All rights reserved.
Millions
Name
P RAC T I C E
Read each number aloud. Then write the value of the digit 5 in each number.
1. 521
500 or 5 hundreds
2. 1,500
500 or 5 hundreds
3. 500,032
500,000 or 500 thousands
4. 157,629
50,000 or 50 thousands
5. 272,635
5 or 5 ones
6. 272,653
50 or 5 tens
Circle all the numbers that have the given digit in the given place value.
7. 1 in the tens place:
101
123
321
1,010
8. 2 in the thousands place:
222
20,000
12,999
234,567
9. 9 in the hundreds place:
9,123
6,090
5,978
19,919
7,547
97,751
73,027
107,779
10. 7 in the ones place:
Write a number for each place value description. Read each number aloud after you have written it.
E – © CSL Associates, Inc. All rights reserved.
11. What number has a 3 in the thousands place, a 2 in the hundreds
3,295
place, a 9 in the tens place, and a 5 in the ones place?
12. What number has a 7 in the hundred thousands place, a 7 in
700,007
the ones place, and all other digits have the value zero?
13. What number has a 4 in the millions place, a 5 in the ten thousands
4,050,060
place, a 6 in the tens place, and all other digits have the value 0?
Circle the correct choice.
14. The largest number of miles that can be displayed on Mrs. Tyrone’s
car odometer is 99,999 miles. How many places does the odometer display?
A
B
3
Math
Reasoning
4
C
5
Digits and Numbers
D
9
MR 1.1
15. Use the digits 7, 1, 2, 9, and 4. Write the smallest number possible using each digit only
once. What’s the value of the digit 4 in your number?
12,479. The value of digit 4 is 400.
Chapter 1 – Lesson 1
page 3
MCX94.HW.CL.G5.FM&Lesson.v211
8/2/04
18:02
Page 2
Name
…at home!
P RAC T I C E
Read each number aloud. Then write the value of the digit 2 in each number.
2 tens
1. 521
2 thousands
2. 2,500
3. 500,032
2 ones
4. 127,659
20 thousand
5. 271,635
200 thousands
6. 178,253
2 hundreds
Circle all the numbers that have the given digit in the given place value.
7. 2 in the tens place:
101
123
321
8. 2 in the ten thousands place:
9. 9 in the thousands place:
10. 7 in the hundreds place:
1,010
222
20,000
12,999
234,567
9,123
6,090
5,978
19,919
7,547
97,751
73,027
107,779
Write a number for each place value description. Read each number aloud after you have written it.
4,356
place, a 5 in the tens place, and a 6 in the ones place?
12. What number has a 5 in the hundred thousands place, a 6 in
500,006
the ones place, and all other digits have the value zero?
13. What number has a 3 in the millions place, a 7 in the ten thousands
3,070,040
place, a 4 in the tens place, and all other digits have the value 0?
Circle the correct choice.
14. The largest number of miles that can be displayed on Jeremy’s
bike odometer is 999 miles. How many places does the odometer display?
A
3
Math
Reasoning
B
4
C
5
D
9
Digits and Numbers
MR 1.1
15. Use the digits 8, 4, 3, 7, and 5. Write the smallest number possible using
each digit only once. What’s the value of the digit 4 in your number?
34,578; 4 thousands
page 2
Home Resource and Homework
Chapter 1 Lesson 1
E – © CSL Associates, Inc. All rights reserved.
11. What number has a 4 in the thousands place, a 3 in the hundreds
MCX94TEG5CH01_32.v7.4.2 2/24/01 19:42 Page 7
Name
P RAC T I C E
Read each number aloud. Then write the value of the digit 5 in each number.
1. 521
500 or 5 hundreds
2. 1,500
500 or 5 hundreds
3. 500,032
500,000 or 500 thousands
4. 157,629
50,000 or 50 thousands
5. 272,635
5 or 5 ones
6. 272,653
50 or 5 tens
Circle all the numbers that have the given digit in the given place value.
7. 1 in the tens place:
101
123
321
1,010
8. 2 in the thousands place:
222
20,000
12,999
234,567
9. 9 in the hundreds place:
9,123
6,090
5,978
19,919
7,547
97,751
73,027
107,779
10. 7 in the ones place:
Write a number for each place value description. Read each number aloud after you have written it.
E – © CSL Associates, Inc. All rights reserved.
11. What number has a 3 in the thousands place, a 2 in the hundreds
3,295
place, a 9 in the tens place, and a 5 in the ones place?
12. What number has a 7 in the hundred thousands place, a 7 in
700,007
the ones place, and all other digits have the value zero?
13. What number has a 4 in the millions place, a 5 in the ten thousands
4,050,060
place, a 6 in the tens place, and all other digits have the value 0?
Circle the correct choice.
14. The largest number of miles that can be displayed on Mrs. Tyrone’s
car odometer is 99,999 miles. How many places does the odometer display?
A
B
3
Math
Reasoning
C
4
5
Digits and Numbers
D
9
MR 1.1
15. Use the digits 7, 1, 2, 9, and 4. Write the smallest number possible using each digit only
once. What’s the value of the digit 4 in your number?
12,479. The value of digit 4 is 400.
Chapter 1 – Lesson 1
Student Book Page
page 3
Name
…at home!
P RAC T I C E
Read each number aloud. Then write the value of the digit 2 in each number.
2 tens
1. 521
2 thousands
2. 2,500
3. 500,032
2 ones
4. 127,659
20 thousand
5. 271,635
200 thousands
6. 178,253
2 hundreds
Circle all the numbers that have the given digit in the given place value.
7. 2 in the tens place:
101
123
321
8. 2 in the ten thousands place:
9. 9 in the thousands place:
10. 7 in the hundreds place:
1,010
222
20,000
12,999
234,567
9,123
6,090
5,978
19,919
7,547
97,751
73,027
107,779
Write a number for each place value description. Read each number aloud after you have written it.
4,356
place, a 5 in the tens place, and a 6 in the ones place?
12. What number has a 5 in the hundred thousands place, a 6 in
500,006
the ones place, and all other digits have the value zero?
13. What number has a 3 in the millions place, a 7 in the ten thousands
3,070,040
place, a 4 in the tens place, and all other digits have the value 0?
Circle the correct choice.
14. The largest number of miles that can be displayed on Jeremy’s
bike odometer is 999 miles. How many places does the odometer display?
A
3
Math
Reasoning
B
4
C
5
D
9
Digits and Numbers
MR 1.1
15. Use the digits 8, 4, 3, 7, and 5. Write the smallest number possible using
each digit only once. What’s the value of the digit 4 in your number?
34,578; 4 thousands
page 2
Home Resource and Homework
Chapter 1 Lesson 1
E – © CSL Associates, Inc. All rights reserved.
11. What number has a 4 in the thousands place, a 3 in the hundreds