Math Review

Multiplication

100

38 x 9

342

200

3 x 4 x 5 x 6 x 7

2,520

300

145 x 65

9,425

400

5 x 1 1/2

7 1/2

500

2 1/2 x 3/4

15/8 or 1 7/8

Division

100

136 / 8

17

200

256 / 16

16

300

5 divided by 3

5/3 or 1 2/3

400

1/4 divided by 6

1/24

decimals

100

put in order from least to greatest:

2.404

2.44

0.24

2.044

0.24, 2.044, 2.404, 2.44

200

what could the value of r be? It cannot be zero

5 x r < 5

any number greater than zero but less than 1

300

12.3 x 0.15

1.845

400

3.4 / 0.2

17

fractions

100

1/2 + 3/5

1 1/10

200

1 1/4 - 1/2

3/4

300

Alexis makes cupcakes. She frosts 2/3 of them chocolate. She frosts 1/4 of the remaining cupcakes with vanilla frosting and the rest with strawberry. If there are 4 strawberry cupcakes how many did she make it all?

48

400

Alexander bought 6 feet of fabric to make pillowcases. If each pillow case needs 2/3 foot of fabric, how many can he make?

9