Key Idea1 of 3
Building the 6s from the 3s
Since 6 = 2 x 3, you can double any 3s fact to get the 6s fact. For example, 3 x 5 = 15, so 6 x 5 = 30. All products of 6 are even numbers.
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Mathematics — Multiplication Facts: 3s through 9s
Since 6 = 2 x 3, you can double any 3s fact to get the 6s fact. For example, 3 x 5 = 15, so 6 x 5 = 30. All products of 6 are even numbers.