Show:
Adding
Subtracting
Multiplying
Dividing
100
15 + -9
6
100
9 - (-9)
18
100
-5 x -20
100
100
-4 ÷ 2
-2
200
-23 + -8
-31
200
-9 - (-9)
0
200
-8 x -9
72
200
-30 ÷ -6
5
300
-26 + 9
-15
300
-9 - 9
-18
300
36 x -2
-72
300
75 ÷ -25
-3
400
-42 + -42
-84
400
20 - (-3)
23
400
40 x -5
-200
400
-150 ÷ -15
10
500
-42 + 42
0
500
-23 - 6
-29
500
-12 x -12
144
500
-91 ÷ -9
9