Fractions
Decimals
Algebra
Negatives
Square Roots
100

3/4 + 1/8

7/8

100

.99 - .33

.66

100

a + 96 = 145

a = 49

100

-1 + -9

-10

100

25

5

200

4/5 x 6/15

8/25

200

.66 + .88

1.54

200

a + 55 + 60 = 200

a = 85

200

-89 - 8

-81

200

49

7

300

4/5 - 3/4

1/20

300

1.82 + .75

2.57

300

a + 50 - 95 = 

a = 30

300

-2758 + 5738

2980

300

64

8

400

4/9 + 3/10

67/90

400

7.56 + 8.95

16.51

400

c - 85 = 15

c = 100

400

-57386 + -39583

-96969

400

100

10

500

18/31 x 15/16

135/248

500

546.56 - 387.45

159.11

500

z + 1 - 90 = 345

z = 434

500

-0 +-6475745836474

-6475745836474

500

7

7 doesn't have a square root, it's prime!!!!!