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Adding
Subtracting
Multiplying
Divide
200
-100+23
-77
200
9--3
12
200
-3x-3
9
200
3000/50
60
300
3+-5
-2
300
83--20
103
300
-9x54
-486
300
500/-1
-500
400
-2+-8
-10
400
-4-64
-68
400
-5x83
-415
400
84/9
9.3
500
5+-7
-2
500
-123--95
-28
500
-75x58
-4350
500
384/-2
-192