Simple adding
2+9
What is 11
12-6
What is 6
3x2
What is 6
3x12
36
10 X 0
0
11+6
what is 17
5-5
What is 0
2X8
What is 16
11x4
what is 44
15 X 2
30
3+17
What is 20
15-6
What is 9
5x5
What is 25
20x6
what is 120
10 X 10
100
17+5
What is 22
19-9
What is 10
7x7
what is 49
40x7
what is 280
20 X 20
400
16+13
What is 29
14-7
What is 7
9x10
What is 90
300x3
what is 900
10 X 5
50