# table of multiplication up to 12

Because of the commutative property of multiplication, it does not matter if the row or the column gives the first operand.

 $\times$ 1 2 3 4 5 6 7 8 9 10 11 12 1 1 2 3 4 5 6 7 8 9 10 11 12 2 2 4 6 8 10 12 14 16 18 20 22 24 3 3 6 9 12 15 18 21 24 27 30 33 36 4 4 8 12 16 20 24 28 32 36 40 44 48 5 5 10 15 20 25 30 35 40 45 50 55 60 6 6 12 18 24 30 36 42 48 54 60 66 72 7 7 14 21 28 35 42 49 56 63 70 77 84 8 8 16 24 32 40 48 56 64 72 80 88 96 9 9 18 27 36 45 54 63 72 81 90 99 108 10 10 20 30 40 50 60 70 80 90 100 110 120 11 11 22 33 44 55 66 77 88 99 110 121 132 12 12 24 36 48 60 72 84 96 108 120 132 144

Obviously the longest northwest to southeast diagonal contains numbers of the form $n^{2}$.

Title table of multiplication up to 12 TableOfMultiplicationUpTo12 2013-03-22 16:36:14 2013-03-22 16:36:14 PrimeFan (13766) PrimeFan (13766) 6 PrimeFan (13766) Data Structure msc 00A06 msc 00A05 msc 11B25