0-5x9-10.
- 20:10=
10=
.
= 6
.
= 92
= 106
128
= 960
= 14
= 10

Răspuns:
32x3-4=92
23x5-9=106
52x3-28=128
10x100-40=960
5+5-4=6
10+5-1=14
12+8-10=10
8+4-10=2