Addition
23+35
12-5
7
7x8
56
21:7
3
5-(10+12)
17
145+78
223
23-15
8
12x3
36
60:5
12
3x4+10
22
234+89
323
125-16
109
125x5
625
900:2
450
5+(3x2-3)
8
1234+345
1579
456-234
231
1240x4
4960
932:4
38-(8+6x12)
42
8049+2347
10396
5365
84702x2
169404
4680:6
780
95-(5+10x4)x2
5