Fun with Fractions

Add and Subtracting with unlike denominator

100

3/4 + 1/2

1 1/4

200

1/3 + 1/5 

8/15

300

11/15 - 3/5

2/15

400

7/8 - 4/10

19/40

500

1/4 + 6/25 + 3/10

79/100

Multiply Whole Number by Fraction

100

3 * 1/3

1

200

2/3 * 12

8

300

3/5 * 30 

18

400

17/10 * 2

3 2/5

500

12 * 4/5

9 3/5

Simplifying

100

15/30

1/2

200

80/100

4/5

300

18/27

2/3

400

25/40

5/8

500

13/52

1/4

Estimating

100

2 2/5 + 7 7/12

10

200

1 14/15 +  7 15/150

9

300

2/5 * 41

16

400

4/5  *   13/14

1

500

11/24 * 9/16

1/4

Potpourri

100

Solve. 2/5 + 6/25

16/25

200

Simplify 84/200

21/50

300

Solve. 17/24 * 48

34

400

A company has a new version of slime that uses three ingredients to make. 1/3 of the slime solution is ingredient A, while 5/12 is ingredient B. How much of the slime solution is ingredient C?

1/4 of the solution

500

You are making cookies for the 5th grade, which has 33 students, Mrs. Tilman, and Mrs. Foley. Your Recipe makes 12 cookies and calls for 2/3 Cups of Brown Sugar.  If you want everyone to have one cookie, how much Brown Sugar do you need? (There should be an extra cookie  in case one breaks.)

2 Cups