Math Review: Topic 1

Perform the following operation: 3.5 + 2.8

• 4.3

• 5.3

• 6.3

• 7.3

Simplify the following fraction: 4/5

• 4/5

• 2/3

• 5/6

• 3/4

Divide the following fraction: 3/4 ÷ 2/5

• 15/8

• 7/8

• 1/2

• 6/8

Multiply the following fraction: 2/3 × 4/7

• 12/21

• 6/21

• 8/21

• 2/21

Simplify the following mixed number: 2 1/2

• 2 1/2

• 2.5

• 2 + 1/2

• 5/2

Divide the following mixed numbers: 3 3/4 ÷ 1 2/3

• 5/2

• 7/4

• 9/4

• 11/6

Multiply the following mixed numbers: 2 1/3 × 3 1/2

• 7 1/6

• 7 1/2

• 6 1/6

• 5 1/3

Solve the word problem: John bought 3/4 kg of apples. If he shared them equally among 5 friends, how much did each friend get?

• Each friend gets 1/5 kg of apples.

• Each friend gets 3/20 kg of apples.

• Each friend gets 1/10 kg of apples.

• Each friend gets 1/3 kg of apples.

Solve the word problem: Sarah baked 2 1/2 dozen cookies. If each dozen has 12 cookies, how many cookies did Sarah bake in total?

• 36

• 24

• 30

• 48

Solve the word problem: A recipe requires 2/3 cup of flour. If you want to make 4 times the recipe, how much flour do you need?

• 2/3 cups

• 3/4 cups

• 1 1/3 cups

• 8/3 cups