iReady Unit 4 Review

Fractions 1

100

Write two fractions that are equivalent to 2/3. 

Multiple correct answers- Possible answers may include:

4/6

10/15

12/18

6/9

200

A grasshopper weighs 2/100 of an ounce. A beetle weighs 8/10 of an ounce. Which weighs more and why?

Beetle because you have to convert 8/10 to 100ths which would equal 80/100, which is greater than 2/100

300

In music class, Luke spends 2/6 of the time playing recorder and 3/6 of the time drumming. He spends the rest of the time writing a song. What fraction of music class time does Luke spend writing a song?

1/6

2/6 + 3/6 = 5/6

6/6 - 5/6 = 1/6

400

Markers come in boxes of 8. For an art project, one group of students uses 1 5/8 boxes of markers and another group uses 1 6/8 boxes of markers. How many boxes of markers do the two groups use altogether? Don't forget to simplify if it's top heavy!

1 5/8 + 1 6/8 = 2 11/8 = 3 3/8 

500

Miss Stearns needs 3/12 of a cup of rice. She only has a 1/4-cup measuring cup, a 1/3 cup measuring cup, and a 1/2-cup measuring cup. Which should she use and why?

1/4 cup because 3/12 is equivalent to 1/4 if you divide the top and bottom by 3

Fractions 2

100

Use a benchmark fraction to compare the fractions 7/10 and 5/12. Explain how you found your answer. 

You could compare both fractions to the benchmark 1/2. 7/10 is greater than 1/2 but 5/12 is less than 1/2 so 7/10 > 5/12. 

200

Miss White makes a fruit smoothie. She uses 2/8 of a pound of strawberries and 4/8 of a pound of blueberries. How many pounds of fruit does she use?

2/8 + 4/8 = 6/8 or 3/4

300

Monica rides her bike 3 1/4 miles on Monday. She rides 2 2/4 miles on Tuesday. How much farther does Monica ride on Monday than on Tuesday?

3 1/4 - 2 2/4 =

2 5/4 - 2 2/4 = 0 3/4 = 3/4 miles

400

Decompose the fraction 5/8 in two different ways.

Possible answers:

1/8 + 1/8 + 1/8 + 1/8 + 1/8

1/8 + 1/8 + 1/8 + 2/8

1/8 + 2/8 + 2/8

2/8 + 3/8

1/8 + 1/8 + 3/8

1/8 + 4/8

500

Which expressions have a value of 7/10?

A. 2/10 + 4/10

B. 3/5 + 4/5

C. 3/10 + 4/10

D. 1/10 + 1/10 + 1/10 + 1/10 + 1/10 + 1/10 + 1/10 

C & D

Fractions 3

100

What is 4/12 + 4/12?

8/12

200

Subtract 10/15 - 8/15.

2/15

300

Find 6/10 - 4/10. Draw a fraction model to justify your answer.

6/10-4/10=2/10

Students must have a picture to go with it.

400

Draw and label a model to find the value of 1/6 + 4/6.

Then write and solve an equation that matches the model.

Did you draw a fracton bar and shade in 5/6? Did you write 1/6 + 4/6 = 5/6?

500

True or False

A. 2/5 > 4/10

B. 1/5 < 1/9

C. 7/8 > 4/10

False (they are equal)

False (1/5 is greater than 1/9)

True