5 Math Chapters 6&7 Test Review

Adding Fractions

100

 1/9 + 3/9 

4/9

200

 1/3 + 5/9 

 8/9 

300

 4/10 + 1/2 

9/10

400

 3/8 + 1/2 + 3/4  

 13/8 = 1 5/8 

500

 5/15 + 2/60 

22/60 = 11/30 

Adding Mixed Numbers

100

 4 5/6 + 3 

7 5/6 

200

 2 1/6 + 3 1/2 

5 4/6 = 5 2/3 

300

 4 2/3 + 7 1/6 

11 5/6

400

8 5/36 + 2 1/6

 10 11/36 

500

Rename as a mixed number in simplest form:  15 33/20  

 16 13/20 

Subtracting Fractions

100

 4/5 - 3/10 

 5/10 = 1/2 

200

 2/3 - 1/5 

 7/15 

300

 10/12 - 3/4 

 1/12 

400

 5/6 - 1/4 

 7/12 

500

 4/14 - 1/4 

 1/28 

Subtracting Mixed Numbers

100

 3 5/8 - 1 

 2 5/8 

200

 3 4/7 - 1 1/3 

 2 5/21 

300

 5 5/6 - 5 1/3 

 3/6 = 1/2 

400

 8 - 2 3/5 

 5 2/5 

500

 7 9/10 - 3 5/12 

 4 29/60 

Problem Solving

100

Hana uses 3 3/5 yards of fabric to make a blanket. Then she uses 2 yards of fabric to make a curtain. How much more fabric does Hana use to make the blanket than the curtain? Explain your reasoning.

 3 3/5 - 2 = 1 3/5 

200

The cord on Marsha’s fan is 9 1/2 feet long. She has an extension cord that makes it 3 3/4  feet longer. How long is the cord with the extension included?

12 5/4 = 13 1/4

300

Nathaniel spends 2 2/3 hours baking muffins. Then he spends 3 1/2 hours baking bread. How much time does Nathaniel spend baking?

 5 7/6 = 6 1/6 

400

Peter is at the market. He spends 5/12 of his money on vegetables, 1/4 of his money on fruit, and 1/6 of his money on bakery items. Use the number line models to find the fraction of his money that Peter spent. What fraction of his money did Peter spend? Write your answer in simplest form.

 10/12 = 5/6 

500

Derek lives 4/5 mile from school. Fred lives 3/4 mile from school. Who lives closer to school? How much closer to school does that person live than the other person?

Fred. 4/5 - 3/4 = 16/20 - 15/20 = 1/20 of a mile closer.