288÷18+144-15
22x23-13-15x17
6x7-16+7
170÷17+19x17+10
10x16-5x5+8x8
30+17x26-30
24x39-576÷24+840÷24
15x20+49x7-16
256x4-31+64x64
28÷7+40÷5+5
33+1344÷32+930÷31
3x3+8+32
23+28x26-300÷15
37x43-33-324
2+12÷3-4
731
1234
145
5089
105
442
947
17
2
33
49
343
627
238
199