FRACTIONS

Adding Fractions

100

How do you add fractions with the same denominator?

Just add the numerators and carry over the denominator.

200

3/9 + 5/8

69/72

300

5/3 + 4 2/7

5 20/21

400

Add the fractions:  

1/3 + 2/4

10/12 or 5/6

500

5/6 + 1/12 + 2/5

79/60 or 1 19/60

Subtracting Fractions

100

How do you subtract fractions with the same denominator?

You just subtract the numerators and carry over the denominator

200

Subtract the fractions 3/5 - 1/5

2/5

300

Subtract the fractions 1 10/15 - 4/5

13/15

400

Subtract the fractions 4/2 - 4/3

4/6 or 2/3

500

3/4-1/8

5/8

Multiplying Fractions

100

1/3 x 8 

8/3 or 2 and 2/3 

200

Multiply the following:

1/2 x 1/2

1/4

300

3/4 x 11

33/4 or 8 and 1/4 

400

Multiply the fractions:

5/8 x 2/7 

10/56 or 5/28 

500

Multiply the fractions:

2/3 x 4/5

8/15

Dividing Fractions

100

1/4 divided by 5 

1/20 

200

5 divided by 1/3 

15 

300

Divide the following fractions:

1/2 divided by 8

1/16 

400

Divide the following fractions:

3/7 divided by 5

3/35

500

Divide the following fractions:

5/8 divided by 10

5/80 or 1/16

Mixed Review

100

Multiply: 52 x 71

3692

200

Multiply: 124 x 32

3,968

300

Simplify: 15/30

1/2

400

Simplify: 24/80

3/10

500

Multiply: 522 x 34

17,748