Grade 3 Go Math Practice - Answer Keys Answer keys Common Core

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Grade 3 Go Math Practice - Answer Keys

Common Core

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Essential Question How can you change meters to centimeters?

CONNECT You have learned to change feet to inches. In this lesson, you will change meters to centimeters.

UNLOCK the Problem

Gina needs a piece of wood that is 4 meters long to make a bench. How many centimeters of wood does Gina need?

Complete the table to show how the units are related.

Question 1 (request help)
STEP 1 Look for a pattern to complete the table.

Describe the relationship.
Meters 1 2 3 4 5
Centimeters 100 200 300 400

To find the number of centimeters, add

centimeters for each meter.

Question 3 (request help)
STEP 2 Use the relationship to find the number of centimeters in 4 meters.

	4 meters =		centimeters
	So, Gina needs		centimeters of wood to make a bench.

	Add 100 to		meter.
	So, 6 meters =		centimeters.

	Multiply 100 centimeters by
	So, 8 meters =		centimeters.