Why does 10 x 2 = 20?

Because adding 10 2's together makes 20.

That is, because 21 + 22 + 23 + 24 + 25 + 26 + 27 + 28 + 29 + 210 = 20.

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Why does 10 x 2 = 20?

Because adding 10 2's together makes 20.

That is, because 21 + 22 + 23 + 24 + 25 + 26 + 27 + 28 + 29 + 210 = 20.

Keep practicing