Let's Review Fractions!

Adding Fractions

100

2/5 + 2/5 =

4/5

200

2/10 + 8/10 =

10/10

300

45/60 + 7/60 =

52/60

400

18/200 + 23/200

41/200

500

234/500 + 198/500 =

432/500

Subtracting Fractions

100

6/7- 2/7 =

4/7

200

15/15 - 15/15 =

0

300

23/40 - 12/40

11/40

400

194/200 - 187/200 =

7/200

500

200/300 - 145/300 =

55/300

Multiplying Fractions

100

3/5 * 2/5 =

6/25

200

1/3 * 4/6

4/18

300

1/3 * 6 =

6/3

400

23/30 * 10/4 =

230/120

500

15/20 * 4/10 =

60/200

Mystery

100

Which number is the denominator?

The bottom number

200

How do I make 9 into a fraction?

9/1

300

Ms. Cami bought pizza for the chess club. If each of the 10 members ate 1/4 of a pizza, how many pizzas were eaten?

10/4

400

What is the top number in a fraction called?

Numerator

500

How do I get a whole number when writing fractions?

10/10, 40/40, 1/1, 3/3, 5/5, 200/200, etc. 

Decimals

100

12.5 + 12.5

25

200

124.89 - 29.49

95.40

300

124.5 x 4

498

400

20.4 x 9

183.6

500

200.00 - 19.99

180.01