Why does 10 x 3 = 30?

Because adding 10 3's together makes 30.

That is, because 31 + 32 + 33 + 34 + 35 + 36 + 37 + 38 + 39 + 310 = 30.

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Why does 10 x 3 = 30?

Because adding 10 3's together makes 30.

That is, because 31 + 32 + 33 + 34 + 35 + 36 + 37 + 38 + 39 + 310 = 30.

Keep practicing