Module 1: Integers, Whole Numbers and Fractions

Integers

100

1 + -4 = ?

-3

200

4 - 9 = ?

-5

300

21 - 12 = ?

9

400

When you add an ODD number and an ODD number, what do you get? 

An EVEN number.

Ex: 23 + 13 = 36

500

-17 - (-6) = 

-11

Whole Numbers

100

The Giddy Gizmo produces 838 books each hour in Michigan and 449 books each hour in North Carolina. Approximately how many books does the Giddy Gizmo produce each hour total?

840 + 450 = 1290 books

or

800 + 500 = 1300 books

200

Emily has 9,294 paper clips while Tom has 7,786 paper clips. Approximately how many paper clips do they have together?

9000 + 8000 = 17000 paper clips

300

Amy has 41 songs while Olivia has 24 songs. Estimate how many more songs does Amy have than Olivia?

40 - 20 = 20 songs

400

Ryan has $402 in a savings account and $51 in a checking account. How much more money does Ryan have in the savings account?

402 - 51 = $351

500

Michelle has 6040 cards while Emma has 4872 cards. How many more cards does Michelle have than Emma?

6040 - 4872 = 1168 cards

Adding/Subtracting Fractions

100

1 + 5/4

1 5/4

200

7/8 - 1/3

13/24

300

-1/10 - 3

-3 1/10

400

-7/11 + 7

6 4/11

500

-5/9 - 5/7

-1 17/63

Multiplying/Dividing Fractions

100

2 * 3/4

3/2

200

-1/2 * 5/6

-5/12

300

1/2 / 2/3

3/4

400

4/7 * 3/11

12/77

500

7/12 / 3/11

77/36

Mixed Numbers

100

2 2/4

5/2

200

6 5/6

41/6

300

8 9/12

35/4

400

13 7/11

150/11

500

21 3/4

87/4

Simplifying Fractions

100

6/8

3/4

200

7/21

1/3

300

105/315

1/3

400

35/56

5/8

500

27/99

3/11