10+23+2
35
25-10
15
3x6
18
8/4
2
17+40+3
60
68-13
55
9x7
63
45/9
5
145+45+9
199
780-120
660
12X5
120/5
24
100+300+400+200
1,000
100-24-8
68
18x10
180
220/4
1,345+2,324
3,669
5,789-2,650
3,139
120x12
1,440
325/5
65