adding with your mind 1st
9+2
11
25+8
33
1x6
6
6x8
48
100x9
900
4+4
8
5+35
2x4
8
7x4
28
480x70
33600
1+0
1
26+1
27
3x3
9
8x8
64
1000x120
120000
2+4
6
24+86
110
4x5
20
9x5
45
520x204
106080
2+5
7
2+56
58
5x7
35
10x10
100
206x929
191374