add
10+10
17-13
4
-19+27
8
12 x 12
144
-12 x 6
-72
24+13
37
85-64
21
78+(-99)
-21
24 x 9
216
56/-8
-7
54+69
123
121-64
57
89+(-50)
39
144 x 98
14,112
78 x (-59)
-4602
124+86
210
395-125
270
-589-(-24)
-565
780 x 960
748,800
1,068/-89
-12
1,264+72
1,336
5,027-695
4,332
10,285-(-1,075)
11,360
1,529 x 14
21,406
8835/-15
-589