5th Grade Module 2 – Lesson 14

Lesson 14: I can use decimal multiplication to express

equivalent measurements

5th Grade Module 2 – Lesson 14

Let’s divide by multiples of 10!

420 ÷ 10 =____Solve the Division Sentence

42 ÷ 2 =___

420 ÷ 10 ÷ 2 =

420 ÷ 20 =____21

42

420 ÷ 20 =___

21Solve the Division Sentence

Write 420 ÷ 20 as a three-

step division sentence taking

out the ten.

42 ÷ 2 =___21

5th Grade Module 2 – Lesson 14

Let’s divide by multiples of 10!

960 ÷ 10 =____Solve the Division Sentence

96 ÷ 3 =___

960 ÷ 10 ÷ 3 =

960 ÷ 30 =____32

96

960 ÷ 30 =___

32Solve the Division Sentence

Write 960 ÷ 30 as a three-

step division sentence taking

out the ten.

96 ÷ 3 =___32

5th Grade Module 2 – Lesson 14

Let’s divide by multiples of 10!

680 ÷ 10 =____Solve the Division Sentence

68 ÷ 2 =___

680 ÷ 10 ÷ 2 =

680 ÷ 20 =____34

68

680 ÷ 20 =___

34Solve the Division Sentence

Write 680 ÷ 20 as a three-

step division sentence taking

out the ten.

68 ÷ 2 =___34

5th Grade Module 2 – Lesson 14

Time to Convert Get Your White Board Ready!

1 meter = ______ centimeters100 1 m 50 cm = ______ centimeters150

1 m 5 cm = ______ centimeters105 2 meters = ______ centimeters200

2 m 30 cm = ______ centimeters230 2 m 7 cm = ______ centimeters207

2 m 90 cm = ______ centimeters290 4 m 8 cm = ______ centimeters408

5th Grade Module 2 – Lesson 14

Time to Convert Get Your White Board Ready!

1 foot = _____ inches12 1 ft 1 in = _____ inches13

1 ft 2 in = _____ inches

14 1 ft 10 in = _____ inches

22

2 feet= _____ inches242 ft 6 in = _____ inches30

5th Grade Module 2 – Lesson 14

Try Some More!

2 ft 10 in = _____ inches34 2 ft 1 in = _____ inches25

3 feet = _____ inches36 3 ft 10 in = _____ inches

46

3 ft 1 in= _____ inches373 ft 4 in = _____ inches40

5th Grade Module 2 – Lesson 14

Time to Convert Get Your White Board Ready!

12 inches = ______ foot1 13 inches= ___ ft ___ in1

14 inches= ___ ft ___ in1

1

2 22 inches= ____ft _____ in1 10

24 inches= ____ft _____ in2 0 34 inches= ____ft _____ in2 10

25 inches= ____ft _____ in2 1 46 inches= ____ft _____ in3 10

5th Grade Module 2 – Lesson 14

Application Problem #1

36

120

1,332

Click to Reveal Solution

5th Grade Module 2 – Lesson 14

Application Problem #2

See Lesson Plan for a Hands-On Activity

5th Grade Module 2 – Lesson 14

Concept DevelopmentProblem 1

7.43 kilometers = ______ meters

Today we will be converting units with decimals. Yesterday we converted from large units to smaller units using

multiplication. How will we solve this one?Turn & Talk

We will multiply since kilometers is larger than meters.

What will we multiply 7.43 by ?

1,000

Solve this problem on your white board.

7.43 x 1000 = ____ meters 7430

Does our solution make sense?

5th Grade Module 2 – Lesson 14

Concept DevelopmentProblem 2

1.8 miles = ______ yards

Which part of your reference sheet will help you solve this problem?

Tell your partner.

1 Mile = 1,760 Yards

What operation would we use to solve this problem?Hmmm….Big to Small…

Multiply or Divide?

Write the equation that would solve this problem.

1.8 x 1760 = ______

Solve this conversion. Think about how you can adjust 1.8 to a more friendly whole

number to help you multiply.

1760 1760 x 1.8 x10 x 18

*Solve using ink tool

5th Grade Module 2 – Lesson 14

Problem 3

0.83 kilograms = ______ grams = ______ milligrams

Volunteer to Share their SolutionUse Your reference Sheet

to help you solve this

problem independently.

5th Grade Module 2 – Lesson 14

Get Ready to Complete theProblem Set on Your Own!

Complete Pages 2.D.21 & 2.D.22You will have 20 minutes to work.

Try your Best!

5th Grade Module 2 – Lesson 14

LET’S Debrief

• What do you notice about Problem 1(g)? How is it different than the other conversions? How did this difference affect how you solved?

• Look back at the chart and your work in Problem 3(d). What do you think about the size of the Statue of Liberty? How does the question help you realize how big she is?

5th Grade Module 2 – Lesson 14

EXITTICKETPage 2.D.23