Show:
Addition
Subtraction
addition
subtraction
100
x + 4 = 25
What is 21
100
x - 2 = 6
What is 8
100

x + 6 = -8

What is -14 ?

100

x - 8 = 10

What is 18?

200
a + 13 = 10
What is -3
200
d - 7 = -9
What is -2
200

n + 7 = 3

What is -4?

200

y - 7 = -2

What is 5?

300
n + (-8) = -14
What is -6
300
k - (-83) =121
What is 38
300

y + 16 = 17

What is 1?

300

x - 6 = 20

What is 26?

400
x + 36 = -100
What is -136
400
x - 327 = -665
What is -338
400

x + 3 = -5

What is -8?

400

y - 15 = 5

What is 20?

500
-27 = c + 27
What is -56
500
a - (-163) = -392
What is -555
500

4 + x = -2

What is -6?

500

y - 2 = -7

What is (-5)?