Doubles
Doubles + 1
Multiplication
Division
Fractions
100

2+2

4

100

2+3

5

100

3 x 8, 6 x 4

24
100

10 divided by 10

1

100

The top number of a fraction.

Numerator

200

5+5

10

200

5+6

11

200

4 x 9, 6 x 6

36

200

8 divided by 4

2

200

The bottom number of a fraction

denominator

300

6+6

12

300

6+7

13

300

8 x 5, 10 x 4

40

300

24 divided by 4

6

300

True or false: when adding/subtracting fractions, you DO NOT need common denominators

False
400
7+7

14

400

7+8

15

400

10 x 10

100

400

64 divided by 8

8

400

True or false: when multiplying or dividing fractions, you DO NEED common denominators

FALSE

500

13+13

26

500

10+11

21

500

8 x 8

64

500

32 divided by 8

4

500

The name of a fraction when you switch the numerator and denominator

reciprocal