Addition
98+(-90)
8
72-35
37
20x12
240
102÷3
34
64+78
142
-197+(-198)
-395
657-329
328
562x15
8430
837÷27
31
102-59
43
1456+(-987)
469
1678-1489
189
456x298
135888
6292÷52
121
345x168
57960
2378+3987
6365
5769-4698
1071
1056x897
947232
22204÷14
1586
254445÷5
50889
89898+97696+(-2345)
185249
23111-8999
14112
99877x894
89290038
226568÷254
892
19998990÷10
1999899