Chapter 1: Whole Numbers and the Four Operations

Place Value

100

Write in standard form: Eight million, forty three thousand, fifty-one

8,043,051

200

Write in expanded form: two million, five thousand, seventy-six

2,000,000 + 5,000 + 70 + 6

300

40,000,000 + 700,000 + 5,000 + 400 + 20 = ?

40,705,420

400

What is the value of the 7 in 67,432,156

seven million

500

Write in word form: 2,345,678

Two million, three hundred forty-five thousand, six hundred seventy-eight

Multiples of 10

100

34 x 10 = ? 

340

200

400 x 60 = ? 

24,000

300

5,500 divided by 100

55

400

40 x 10²

4,000

500

6,340 x 10³

6,340,000

Four Operations

100

1,456 + 999

2,455

200

5,034 - 925

4,109

300

5,123 x 21

107,583

400

6,860 divided by 20

343

500

2,135 divided by 41

52 R 3

Order of Operations

100

6 × 5 ÷ 2  = ? 

15

200

(35 – 11) × 2 = ? 

48

300

80 × 40 ÷ 10 ÷ 2 = ?

160

400

(37+ 53) – 12 × 5 = ? 

30

500

(13 + 2 ) x (10 + 3 ) - 7^{2 = ?}

146

Real World Problems

100

There are 5,400 cars in a parking lot. There are 600 cars in each section. How many sections are there? 

There are 9 sections of cars in the parking lot. 

200

A doctor's office orders 12 boxes of surgical masks each month. Each box contains 420 masks. How many surgical masks are ordered in 10 months? 

The doctor's office orders 50,400 surgical masks in 10 months. 

300

Challenge! There were 918 yellow chairs and blue chairs in all in a hall.    The blue chairs  were arranged in 36 rows with 12 chairs in each row.    The yellow chairs  were arranged in rows of 18. How many rows of yellow chairs were there?

There were 27 rows of yellow chairs. 

400

    Challenge! Brooke    and    Samuel    had    the    same    number    of    marbles.    Brooke    gave    away     20    marbles    and    Samuel    gave    away    44    marbles.    Brooke    then    had    3    times     as    many    marbles    as    Samuel.    How    many    marbles    did    Brooke    and    Samuel     each have at first? 

Brooke    and    Samuel    each    had    56    marbles    at     first.

500

SUPER CHALLENGE!    Haley    has    37    magnets.    María    has    28    magnets.    How    many    magnets    must     María    give    to    Haley    so    that    Haley    will    have    4    times    the    number    of    magnets     that María has?

María must give 15 magnets to Haley.