4 th Grade Division Lesson 1. Todays big idea is Multiplication and division are inverse operations...

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4 th Grade Division Lesson 1

Transcript of 4 th Grade Division Lesson 1. Todays big idea is Multiplication and division are inverse operations...

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

4th Grade Division

Lesson 1

Page 2: 4 th Grade Division Lesson 1. Todays big idea is Multiplication and division are inverse operations and both can be represented using rectangular arrays.
Page 3: 4 th Grade Division Lesson 1. Todays big idea is Multiplication and division are inverse operations and both can be represented using rectangular arrays.

Today’s 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.

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

Make a conjecture

Page 5: 4 th Grade Division Lesson 1. Todays big idea is Multiplication and division are inverse operations and both can be represented using rectangular arrays.
Page 6: 4 th Grade Division Lesson 1. Todays big idea is Multiplication and division are inverse operations and both can be represented using rectangular arrays.

Gallery of Arrays

Observe the arrays that are around us.

Page 8: 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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How many ways could you arrange ___ donuts on a tray?

Page 37: 4 th Grade Division Lesson 1. Todays big idea is Multiplication and division are inverse operations and both can be represented using rectangular arrays.
Page 42: 4 th Grade Division Lesson 1. Todays big idea is Multiplication and division are inverse operations and both can be represented using rectangular arrays.
Page 43: 4 th Grade Division Lesson 1. Todays big idea is Multiplication and division are inverse operations and both can be represented using rectangular arrays.