Beginning Adding Fractions

Vocab

100

What is the top number in a fraction called?

Numerator

200

What is the bottom number in a fraction called?

Denominator

300

What does GCF stand for?

Greatest Common Factor

400

What does LCM stand for?

Least Common Multiple

500

What do you need to find first to add unlike fractions?

A Common Denominator

Like Denominators

100

1/5 + 3/5 = 

4/5

200

5/10 + 4/10 =

9/10

300

1/4 + 1/4 =

1/2

400

7/12 + 1/12 =

2/3

500

3/15 + 2/15 =

1/3

Unlike Denominators

100

1/4 + 2/6 =

7/12

200

2/3 + 1/8 =

19/24

300

3/6 + 1/2 =

1

400

2/5 + 1/8 =

21/40

500

20/50 + 10/25 =

4/5

Mixed Questions

100

Simplify: 3/9

1/3

200

Reduce the fraction: 

4/20

1/5

300

Simplify: 24/36

2/3

400

Write an equivalent fraction to:

1/2

2/4, 3/6, 4/8, 5/10, 6/12, 7/14, etc.

500

8/24 + 5/48 =

7/16