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Add Positive and Negative Numbers
Subtract Positive and Negative Numbers
Fractions
Algebra
Algebra
100

-7 + 0 =

-7

100

1 - 4 =

-3

100

7/9 of 27 =

21

100

v + 6 = 15

v = 9

100

x - 6 = (-4)

x = 2

200

1 + (-6) =

-5

200

4 - (-7) = 

11

200

3/5 of 75 =

45

200

x + 8 = 17

x = 9

200

y - 7 = 1

y = 8

300

-7 + (-6) =

-13

300

7 - (-9) = 

16

300

2/5 of 25 = 

10

300

w + 6 = 10

w = 4

300

w - 4 = 5

w = 9

400

-12 + 66

54

400

-4 - (-3) = 

-1

400

4/5 div 1/6 =

4 4/5

400

z + 3 = 12

z = 9

400

u - 7 = (-4)

u = 3

500

-18 + (-34) =

-52

500

1 - 3 = 

-2

500

1/6 + 11/30 = 

8/15

500

x + 9 = 11

x = 2

500

z - 8 = (-6)

z = 2