Adding And Subtracting Unlike Fractions

Adding Unlike Fractions

100

1/4 + 1/8

3/8

200

5/7 + 2/3

29/21 or 1 8/21

300

7/18 + 5/6

11/9 or 1 2/9

400

11/19 + 8/12

71/57 or 1 14/57

500

3 13/29 + 1 16/24

5 37/60

Subtracting Unlike Fractions

100

2/4 - 1/2

0

200

5/8 - 1/2

1/8

300

11/15 - 3/5

2/15

400

13/20 - 10/16

1/40

500

2 2/3 - 1 4/18

1 4/9

Adding Negative Unlike Fractions

100

-1/6 + -4/6

-5/6

200

-3/5 + 5/6

7/30

300

6/8 + -1/13

35/52

400

-12/15 + -16/20

-1 3/5

500

3 13/16 + -7 9/10

-4 7/80

Subtracting Negative Unlike Fractions

100

-3/4 - -1/4

-1/2 or -2/4

200

-1/4 - 5/7

-27/28

300

3/14 - -7/8

1 5/56

400

-14/15 - 1/18

-79/80

500

12 1/2 - -2/15

12 19/30

Random

100

1/9 as a decimal

0.1¯

200

True or False? 6/9 x 3/8 = 1/5

False, the correct answer is 1/4 

300

Chef Martyr's yard is 30ft by 40ft, he wants to install a fence. How many feet of fencing would he need?

140 feet

400

How many sides does a dodecahedron have?

12 sides.

500

Thatcher made a very bad decision, he needed 180 ounces of banana bread but he grabbed 11 pounds. Does Thatcher have enough banana bread?

No, he would need 11.25 pounds.