Adding and Subtracting Fractions

Adding Fractions

100

2/5 + 2/5

4/5

200

4/8 + 1/2

1

300

3/5 + 1/11

38/55

400

2/5 + 1/4 + 1/10

3/5

500

2/9 + 5/6

1 1/18

Subtracting Fractions

100

7/9 - 5/9

2/9

200

2/3 - 5/9

1/9

300

7/8 - 3/4

1/8

400

3/7 - 1/8

17/56

500

1/2 - 5/12

1/12

Simplest Form

100

Reduce this fraction into simplest terms.

5/10

1/2

200

Reduce this fraction into simplest terms.

14/16

7/8

300

Reduce this fraction into simplest terms.

8/56

1/7

400

Reduce this fraction into simplest terms.

13/39

1/3

500

34/51

2/3

Mixed Numbers

100

1 1/2 + 3 1/2

5

200

1 2/4 + 2 1/4

3 3/4

300

1 2/3 - 7/6

1/2

400

3 1/6 - 3/4 + 5/6

3 1/4

500

4 7/21 - 2 10/21

1 6/7

Word Problems

100

Mr. Jordan used 3/5 foot of tape while wrapping presents. Mrs. Fruits only used 1/5 foot of tape. How much tape was used all together?

The total amount of tape used was 4/5 ft.

200

Mrs. Smith had 8/10 foot of Christmas ribbon. She used 1/5 of that to decorate gifts. How much does she have left?

Mrs. Smith has 3/5 foot of ribbon left.

300

Mrs. Fruits' class had 20 minutes to do a three problem quiz. Then spent 9 3/4 minutes on the first problem and 3 4/5 minutes on the second. How much time did they have left for problem 3? Put your answer in minutes and seconds.

They had 6 minutes 27 seconds left.

400

Half of Ms. DeVries' piece of ribbon is equal to 2/3 of Mrs. Fruits' ribbon. The total length of their ribbon is 10 feet. How much longer is Ms. DeVries' wire than Mrs. Fruits'?

Ms. Devries' ribbon is 1 3/7 feet longer then Mrs. Fruits.

500

There are 3 Christmas ribbons, A, B, and C. 1 third of A is the same length as B.  C is half as long as B. Draw a picture of the ribbons.