Fractions

Adding/Subtracting Fractions

100

1/8 + 3/8 = 

4/8 or 1/2

200

2/3 + 9 = 

9 2/3

300

1/2 + 4/6 =

7/6 or 1 1/6

400

7/8 - 3/4 =

1/8

500

h + 1 3/8 = 3 7/12

1 23/24

Finding LCM

100

LCM of 4 and 8

8

200

LCM of 5 and 15

15

300

LCM of 3 and 8

24

400

LCM of 6 and 9

18

500

LCM of 9 and 15

45

What's the reciprocal

100

1/2

2/1

200

4/16

16/4

300

1 3/4

4/7

400

4 2/16

16/66

500

11 1/3

3/34

Multiply/Dividing Fraction

100

3/10 x 2/6

6/60 = 1/10

200

4/5 % 4/5 =

20/20 = 1

300

2/3 x 1 3/4

14/12 = 1 2/12 = 1 1/6

400

3 2/3 % 1 1/2

22/9 = 2 3/9 = 2 1/3

500

4 10/15 % 2 2/3

210/120 = 1 90/120 = 1 3/4

Definitions

100

When you flip the the fraction when dividing

What is the reciprocal?

200

The name of the number on the top of a fraction

What is the numerator?

300

The name of the bottom number in a fraction

What is the denominator?

400

The last step in any fraction solving problem, not circling the answer

What is reduce or simplify, if necessary?

500

When you have a letter in an equation and you are trying to find out it's value

What is isolating the variable?