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472,981

  1. 8
  2. 4
  3. 1
  4. 7
  5. 2
  1. tens
  2. hundred thousands
  3. ones
  4. thousands
  5. ten thousands
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12,403,295

  1. 4
  2. 0
  3. 1
  4. 9
  5. 3
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Use Place Value to Name Whole Numbers

In the following exercises, name each number in words.

5,280

Five thousand two hundred eighty

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5,012,582

Five million twelve thousand five hundred eighty-two

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Use Place Value to Write Whole Numbers

In the following exercises, write as a whole number using digits.

fifteen thousand, two hundred fifty-three

15,253

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three hundred forty million, nine hundred twelve thousand, sixty-one

340,912,061

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two billion, four hundred ninety-two million, seven hundred eleven thousand, two

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Round Whole Numbers

In the following exercises, round to the nearest ten.

In the following exercises, round to the nearest hundred.

Add Whole Numbers

Use Addition Notation

In the following exercises, translate the following from math notation to words.

4 + 3

four plus three; the sum of four and three

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571 + 629

five hundred seventy-one plus six hundred twenty-nine; the sum of five hundred seventy-one and six hundred twenty-nine

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Model Addition of Whole Numbers

In the following exercises, model the addition.

Add Whole Numbers

In the following exercises, fill in the missing values in each chart.

In the following exercises, add.

0 + 19 19 + 0

  1. 19
  2. 19

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7 + 6 6 + 7

  1. 13
  2. 13

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Translate Word Phrases to Math Notation

In the following exercises, translate each phrase into math notation and then simplify.

the sum of 30 and 12

30 + 12; 42

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25 more than 39

39 + 25; 64

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Add Whole Numbers in Applications

In the following exercises, solve.

Shopping for an interview Nathan bought a new shirt, tie, and slacks to wear to a job interview. The shirt cost $24, the tie cost $14, and the slacks cost $38. What was Nathan’s total cost?

$76

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Running Jackson ran 4 miles on Monday, 12 miles on Tuesday, 1 mile on Wednesday, 8 miles on Thursday, and 5 miles on Friday. What was the total number of miles Jackson ran?

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In the following exercises, find the perimeter of each figure.

Subtract Whole Numbers

Use Subtraction Notation

In the following exercises, translate the following from math notation to words.

14 5

fourteen minus five; the difference of fourteen and five

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351 249

three hundred fifty-one minus two hundred forty-nine; the difference between three hundred fifty-one and two hundred forty-nine

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Model Subtraction of Whole Numbers

In the following exercises, model the subtraction.

Subtract Whole Numbers

In the following exercises, subtract and then check by adding.

Translate Word Phrases to Math Notation

In the following exercises, translate and simplify.

the difference of nineteen and thirteen

19 − 13; 6

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subtract sixty-five from one hundred

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seventy-four decreased by eight

74 − 8; 66

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twenty-three less than forty-one

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Subtract Whole Numbers in Applications

Practice Key Terms 3

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Source:  OpenStax, Prealgebra. OpenStax CNX. Jul 15, 2016 Download for free at http://legacy.cnx.org/content/col11756/1.9
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