5th Grade Eureka Math LeSSON 30

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5th grade Eureka Math

Lesson 30

Objective: Divide decimal dividends by two-dgit divisors, estimating quotients, reasoning about the placement of the decimal point, and making connections to a written method.

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Application Problem

Find the whole number quotient and remainder of the following expressions:

201 $$\div$$ 12

and

729 $$\div$$ 45

Use $$<$$ $$>$$ or $$=$$

to complete this sentence

201 $$\div$$ 12 _____ 729 $$\div$$ 45

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Concept Development

We Do!

Problems 1-2

904 $$\div$$ 32

456 $$\div$$ 16

1. 1. estimate

2. 2. solve

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Problem Set

1A

WE DO!

156 $$\div$$ 24 AND 102 $$\div$$ 15 both have a quotient of 6 and a remainder of 12.

Are the division expressions equivalent to each other? Use your knowledge of decimal division to justify your answer.

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Problem set 2A

We Do!

Divide. Then, check your work with multiplication.

36.14 $$\div$$ 13

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Problem Set 2B

We Do!

Divide. Then, check your work with multiplication.

62.79 $$\div$$ 23

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Problem Set 2E

Work with a partner

Check with multiplications

249.6 $$\div$$ 52

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Problem Set 2F

Work with a partner

Check using multiplication

24.96 $$\div$$ 52

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Problem Set G

INDEPENDENT

300.9 $$\div$$ 59

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Problem Set H

INDEPENDENT

30.09 $$\div$$ 59