Exponents
Fractions
Variables
Greatest Common Factor
Lowest Common Multiple
100

82

64

100

1/2 + 1/3

5/6

100

x + 5 = 9

x = 4

100

10 and 20

10

100

4 and 6

12

200

34

81

200

6 - 3/7

5 4/7

200

5x = 25

x = 5

200

14 and 21

7

200

6 and 9

18

300

63

216

300

6/12 x 2/10

1/10

300

4x - 4 = 20

x = 6

300

4, 12, 20

4

300

8 and 12

24

400

93

729

400

(1/6) / (7/12)

2/7

400

12x - 3 = 33

x = 3

400

18, 36, 54

18

400

7 and 12

84

500

113

1331

500

1 4/5 x 3 2/10

5 19/25

500

(2x - 1) / 3 = 3

5

500

22, 33, 77

11

500

7 and 17

119

500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500
500