1. Practice Zero and Doubles.
3 x 0 = 0
9 x 2 = 18
5 x 0 = 0
7 x 0 = 0
2 x 4 = 8
0 x 8 = 0
2 x 7 = 14
0 x 0 = 0
4 x 0 = 0
2 x 6 = 12
2 x 0 = 0
8 x 2 = 16
5 x 2 = 10
0 x 6 = 0
3 x 2 = 6
0 x 1 = 0
0 x 9 = 0
2 x 8 = 16
0 x 3 = 0
2 x 9 = 18
2 x 3 = 6
0 x 2 = 0
6 x 2 = 12
8 x 0 = 0
2. Cumulative Practice