Topic 2 Post Test

Multiplying Fractions

100

3/5 x 5/6

Put your answer in simplest form. 

15/30 = 1/2

200

2/5 x 7/8 

Put your answer in simplest form. 

14/40 = 7/20

300

7/16 x 1 1/5

Make sure your answer is in simplest form. 

21/40

400

Jacob is making chocolate chip cookies. The recipe used 3/4 cup of sugar. Jacob wants to make one-half of a batch. How many cups of sugar does he need? 

3/8 cup of sugar

500

In the fridge, Hannah had 2/3 of a quart of milk. She used half of this milk when she had breakfast cereal. How much milk did she use? Make sure your answer is in simplest form. 

2/6 = 1/3 of a quart

Dividing Fractions

100

1/5 ÷ 5/6

Put your answer in simplest form. 

6/20 = 3/10

200

2/3 ÷ 1 4/5

Put your answer in simplest form.

6/15 = 2/5

300

3/4 ÷ 1 4/5 

Make sure your answer is in simplest form. 

15/36 = 5/12

400

Irfan is conducting a science experiment. He has 4/5 gallon of chemical solution. He needs to create samples using 1/10 gallon of solution. How many samples can Irfan create?

8 samples 

500

A market has 10 1/5 pounds of baba ghanoush. The market sells its baba ghanoush in containers that hold 3/8 pound. How many containers of baba ghanoush can the market create?

27 1/5 containers

Converting

100

Convert 1 1/4 to an improper fraction. 

5/4

200

Convert 17/2 to a decimal. 

8.5

300

Convert 8/5 to a mixed number. 

1 3/5

400

Convert 3/20 to a decimal. 

0.15

500

Convert 2 6/14 to an improper fraction and put it in simplest form. 

34/14 = 7/17

Rational Numbers

100

Is 0.08 a rational number?

Yes

200

True or False: A positive rational number is a number that can be written in the form a/b, where a and b are both whole numbers greater than 0. 

True

300

Are 0.6, 0.1, 0.2 and 0.325 positive rational numbers? Why or why not? 

Yes, they can all be written as a fraction. 

400

Is 56 a rational number? 

Yes

500

Which fractions are in simplest form.

2/5, 3/9, 4/16, 5/8, 6/24, 7/21, 8/9, 9/27

2/5, 5/8, 8/9

Miscellaneous

100

To divide fractions, what are the steps to solving a problem? (letters) 

Keep 

Change

Flip

200

Which fraction is greater? 

5/12  or 6/8

6/8

Butterfly Method!!

300

What is the first step in multiplying and dividing fractions?

Convert all mixed numbers to improper fractions. 

400

List the fractions in ascending order.

3/2, 10/3, 4/5, 11/6 

4/5, 3/2, 11/6, 10/3

500

List the fractions in order from greatest to least. 

7/8, 10/12, 2/5, 13/14

13/14, 7/8, 10/12, 2/5