Adding and Subtracting Fractions

Adding fractions

100

5/10 + 3/10

8/10

200

1/5 + 4/5

5/5 or 1

300

1/2 + 3/7

13/14

400

1/6 + 3/10

14/30

500

1 2/9 + 1 1/6

2 21/54

Subtracting fractions

100

4/5 - 2/5

2/5

200

1 9/21 -10/21

20/21

300

5/8 - 2/16

8/16

400

7/8 - 1/2

4/8

500

5 2/9 - 3 1/3

1 8/9

Express each Problem

100

Express this problem as a fraction or mixed number

6 ÷ 8

6/8

200

Express this problem as a fraction or mixed number

10 ÷ 3

3 1/3

300

Express each fraction as a mixed number

21 ÷ 5

4 1/5

400

Express each fraction as a mixed number 

42/8

5 1/4

500

Express each fraction as a mixed number

22 ÷ 2

11

Word Problems

100

Jeffery has a roll of rope that is 10 feet long. He cuts off 4 feet. The remaining feet is chopped into 9 equal sections. What is the length of each shorter piece of rope.

Turn me over.

Free Points

200

Jeffery has a roll of rope that is 10 feet long. He cuts off 4 feet. The remaining feet is chopped into 9 equal sections. What is the length of each shorter piece of rope.

Step one:

10-4= 6

6/9

300

Jim made some shirts for his football team. they sold 2/10 on Saturday. They sold 1/5th more on Sunday. What fraction of the shirts did Jim sell on the two days.

4/10

400

Shirley used 5/12 of her money to buy new clothes and 2/5th of her money to pay for gas. The rest of her money is used to buy groceries. What fraction of her money is used to buy groceries. 

49/60

500

Peter used 5/7 gallons of water to water his vegetable garden. He uses 1/4 gallon less to water his new plant. 

How much water does peter used to water both his vegetable garden and new plant.

33/28

Steps

100

What is the first step when solving adding and subtracting fractions with unlike denominators?

Write the problem vertically (stack it up and down). 

200

What is the second step when adding and subtracting fractions with unlike denominators?

List the Factors of the denominators

300

What is the third step when adding and subtracting fractions with unlike denominators?

Find a common denominators

400

What is the fourth step when adding and subtracting fractions with unlike denominators?

Add or subtract the numerators

500

What is the fifth step with adding or subtracting fractions with unlike denominators?

Simplify or turn into a mixed number if needed.