Why does 4 x 7 = 28?

Because adding 4 7's together makes 28.

That is, because 71 + 72 + 73 + 74 = 28.

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Why does 4 x 7 = 28?

Because adding 4 7's together makes 28.

That is, because 71 + 72 + 73 + 74 = 28.

Keep practicing