5th Grade Math Review

Multiply/Divide Whole numbersby Power of 10

100

What is 59 x 10⁵

5,900,000

200

What is 45 divided by 10

4.5

300

What is 32,000 x 10⁴

320,000,000

400

What is 5,600 x 10 x 10

560,000

500

What is 78 x 10³ divided by 100 

780

Add/Subtract Fractions

100

What is 1/2 + 1/4

3/4

200

What is 3/5 - 1/2

1/10

300

What is 2/3 + 3/8

25/24 or 1 1/24

400

What is 7/10 - 1/6

16/30

500

What is 5/12 + 7/9

43/36 or 1 7/36

Multiply/Divide Fractions

100

What is 1/2 x 3/4

3/8

200

What is 5/6 divided by 1/2

10/6 or 1 4/6 or 1 2/3

300

What is 3/5 x 10/9

30/45

400

What is 7/8 divided by 2/3

21/16 or 1 5/16

500

What is 4/9 x 3/5 divided by 2/7

84/90

Add/Subtract Decimals

100

What is 3.4 + 2.1

5.5

200

What is 6.5 - 1.2

5.3

300

What is 4.78 + 2.36

7.14

400

What is 9.2 - 3.87

5.33

500

What is 12.45 + 3.678 - 1.9

14.228

Multiply/Divide Decimals by Power of 10

100

What is 2.5 x 3

7.5

200

What is 6.4 divided by 2

3.2

300

What is 3.2 x 1.5

4.80

400

What is 7.56 divided by 1.2

6.3

500

What is 4.25 x 2.4 divided by 2

5.1