Why does 5 x 10 = 50?

Because adding 5 10's together makes 50.

That is, because 101 + 102 + 103 + 104 + 105 = 50.

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Why does 5 x 10 = 50?

Because adding 5 10's together makes 50.

That is, because 101 + 102 + 103 + 104 + 105 = 50.

Keep practicing