Why does 9 x 2 = 18?

Because adding 9 2's together makes 18.

That is, because 21 + 22 + 23 + 24 + 25 + 26 + 27 + 28 + 29 = 18.

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Why does 9 x 2 = 18?

Because adding 9 2's together makes 18.

That is, because 21 + 22 + 23 + 24 + 25 + 26 + 27 + 28 + 29 = 18.

Keep practicing