Adding & Subtracting Fractions

Adding & Subtracting Fractions with Like Denominators

100

1/6 + 4/6

5/6

200

3/4 - 1/4

1/2

300

9/10 - 7/10

1/5

400

2/12 + 4/12

1/2

500

2/15 + 1/15

1/5

Adding & Subtracting Fractions with Unlike Denominators

100

1/4 + 5/8

7/8

200

2/5 + 1/2

9/10

300

7/12 - 1/2

1/12

400

5/6 - 2/12

3/4

500

3/12 - 1/8

1/8

Adding Mixed Numbers with Unlike Denominators

100

4 1/6 + 9 2/3

13 5/6

200

8 1/4 + 8 1/2

16 3/4

300

8 1/6 + 4 1/2

12 2/3

400

8 1/12 + 2 2/3

10 3/4

500

10 5/6 + 8 2/12

19

Subtracting Mixed Numbers with Unlike Denominators

100

7 3/4 - 1 1/12

6 2/3

200

11 1/2- 7 3/8

4 1/8

300

17 8/9 - 8 2/3

9 2/9

400

7 4/5 - 2 9/10

4 9/10

500

9 1/2 - 5 8/12

3 5/6

Word Problems.

100

If you put 1/4 cup of rice to a bowl that already has 3/4 of a cup.  How many cups of rice will you have?

1 OR 4/4 cup of rice

200

On Monday Reggie the farmer milked his cows and produced 3 3/4 quarts of milk.  On Tuesday, he produced 4 1/3 quarts.  How many total quarts of milk did Reggie produce on those two days?

8 1/12 OR  Quarts of Milk

300

Caroline's baby Pet Flamingo was 4  1/6 inches tall.  A month later, the Flamingo grew to 11  2/3 inches tall.  How many inches did the pet flamingo grow in that month span? 

7 1/2 inches.

400

Mr. Buckman needs to cut a long 16 1/2 inch board that he needs for construction.  So he cut 3 5/8 inches off.  How long is the board after the cut?

12  7/8 Inches

500

The Spartan magazine charges $160 for each full page of advertising.  How much should the magazine charge if there is a combined ad of:

2/32 -page, 1/16- page, 1/8- page, 1/4-page, 1/2- page, and 1 page

2/32 + 2/32 + 4/32 + 8/32 + 16 / 32 + 32/32 = 

64/32 OR 2 Pages @ $160 each =

$320