Fraction Operations

Least Common Multiple

100

The LCM of 6 and 8

What is 24?

200

The LCM of 4 and 6.

What is 12?

300

The LCM of 8 and 9.

What is 72?

400

The LCM of 9 and 12

What is 36?

500

The LCM of 3 and 4

What is the 12?

Adding/Subtracting Unlike Fractions

100

2/3 + 1/4

What is 11/12?

200

4/5 + 3/9

What is

1 2/15

300

18/20 - 4/5

What is

1/10

400

1/2 - 1/4 

What is

1/4

500

7/8 + 5/6

What is

1 17/24

Multiplying Fractions

100

3 x 1/2

What is

1 1/2

200

4 x 3/9

What is

1 1/3

300

4/5 x 7/12

What is

7/15

400

3/4 x 1/3

What is

1/4

500

1/3 x 2/6

What is

1/9

Dividing Fractions

100

1/4

divided by 5

What is

1/20

200

6 divided by 

1/7

What is

42

300

1/3 divide 4/5

What is

5/12

400

7/8 divide 9/10

What is

35/36

500

3/4 divide 4/5

What is

15/16

Word problems

100

John has 1/2 inch of string. He buys another 1/3 of an inch of string. How much string does he have now?

5/6 of an inch

200

Billy-Bob had 3/4 of a container of milk left in the fridge. He drank 1/2 of the milk. How much milk is left?

3/8 of a container

300

Muhammed has 24 sandwiches. He wants to cut them into 1/3 pieces. How many 1/3 pieces will he have?

72 pieces

400

Robert has 2 containers of strawberries. He gives away 3/4 container of strawberries. How many containers does he have left?

1 and 1/4 containers

500

Dan bought 7 pieces of wood which measured 3/4 meters each. He used 5 pieces of wood for his kitchen project. What was the total length of the wood he used?

3 and 3/4 meters