100
-12 - (-2)
What is -10
200
20 + (-8) / 2
What is 16
300
42 + -168
What is -126
300
-645 / 15
What is -43
300
29 - (-7) +3
What is 39
400
-376 + 98
What is -278
400
-385 - 187
What is -572
400
-17 X 24
What is -408
400
-864 / -8
What is 108
400
-6 X (9 + 3)
What is -72
500
-30 + 71 + (-70)
What is -29
500
17 - (-60) - 30
What is 47
500
-4 X 14 X -4
What is 224
500
-42 / 0
What is undefined
500
8 - (6 / (-2))
What is 11