4 th Grade Division Lesson 1. Todays big idea is Multiplication and division are inverse operations and both can be represented using rectangular arrays.

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Presentation transcript:

4 th Grade Division Lesson 1

Todays big idea is Multiplication and division are inverse operations and both can be represented using rectangular arrays or equal groups. Today you are going to look for evidence to prove the big idea.

Make a conjecture

Gallery of Arrays Observe the arrays that are around us.

TILES

How many ways could you arrange ___ donuts on a tray?

How would you design boxes for these ornaments?