37+37
74
37-19
18
6x5
30
13 ÷ 1
13
63+82
145
487-298
189
7x9
81
35÷5
137+99
236
817-389
428
12x12
144
64÷8
682+345
1,027
440
24x8
192
99÷9
11
3,287+1,469+1,002
5,758
4,273-2,897
1,376
56x5
280
132÷12