Grade 3 · Math · Lesson 13

Relate Multiplication and Division

Multiplication and division are inverse operations \u2014 they undo each other. A fact family is a set of three numbers that can be written as two multiplication facts and two division facts. Knowing one fact lets you work out the other three quickly.

What this lesson teaches

1Identify the multiplication and division facts within a given fact family
2Write the two multiplication and two division facts for any fact family
3Use a known multiplication fact to solve a related division problem

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