Multiplying by 10, 11 and 12 is easy to learn and very valuable to know.
Multiplying by 10
To multiply any number by ten add a 0 to the end of the number. The multiplication
facts that you should know about multiplying by 10 are:
0 * 10 = 0 1 * 10 = 10 2 * 10 = 20
3 * 10 = 30 4 * 10 = 40 5 * 10 = 50
6 * 10 = 60 7 * 10 = 70 8 * 10 = 80
9 * 10 = 90 10 * 10 = 100
Multiplying by 11
The multiplication facts that you should know about multiplying by 11 are:
0 * 11 = 0 1 * 11 = 11 2 * 11 = 22
3 * 11 = 33 4 * 11 = 44 5 * 11 = 55
6 * 11 = 66 7 * 11 = 77 8 * 11 = 88
9 * 11 = 99 10 * 11 = 110 11 * 11 = 121
12 * 11 = 132
Multiplying by 12
The multiplication facts that you should know about multiplying by 12 are:
0 * 12 = 0 1 * 12 = 12 2 * 12 = 24
3 * 12 = 36 4 * 12 = 48 5 * 12 = 60
6 * 12 = 72 7 * 12 = 84 8 * 12 = 96
9 * 12 = 108 10 * 12 = 120 11 * 12 = 132
12 * 12 = 144
Try the practice below to help you learn these facts about multiplication