Arithmetic Grade Three

Lesson Seventy-four: Missing Numbers

You have read that multiplication is a shorter way of writing an addition problem as shown here: 


	2 + 2 + 2 + 2 = 2 x 4
Either way you get an answer of eight.

Here's another: 


	5 + 5 + 5 + 5 + 5 + 5 = 5 x 6
Either way you get 30.

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