1. 5th Grade Module 2 – Lesson 14
Lesson 14: I can use decimal multiplication to express equivalent measurements
5th Grade Module 2 – Lesson 14

2. Let’s divide by multiples of 10!
Solve the Division Sentence
420 ÷ 10 =____ 42
Solve the Division Sentence
42 ÷ 2 =___ 21
Write 420 ÷ 20 as a three-step division sentence taking out the ten.
420 ÷ 20 =___
420 ÷ 10 ÷ 2 =
42 ÷ 2 =___ 21
420 ÷ 20 =____ 21
5th Grade Module 2 – Lesson 14

3. Let’s divide by multiples of 10!
Solve the Division Sentence
960 ÷ 10 =____ 96
Solve the Division Sentence
96 ÷ 3 =___ 32
Write 960 ÷ 30 as a three-step division sentence taking out the ten.
960 ÷ 30 =___
960 ÷ 10 ÷ 3 =
96 ÷ 3 =___ 32
960 ÷ 30 =____ 32
5th Grade Module 2 – Lesson 14

4. Let’s divide by multiples of 10!
Solve the Division Sentence
680 ÷ 10 =____ 68
Solve the Division Sentence
68 ÷ 2 =___ 34
Write 680 ÷ 20 as a three-step division sentence taking out the ten.
680 ÷ 20 =___
680 ÷ 10 ÷ 2 =
68 ÷ 2 =___ 34
680 ÷ 20 =____ 34
5th Grade Module 2 – Lesson 14

5. Time to Convert Get Your White Board Ready!
1 meter = ______ centimeters
1 m 50 cm = ______ centimeters
100
150
1 m 5 cm = ______ centimeters
2 meters = ______ centimeters
105
200
2 m 30 cm = ______ centimeters
2 m 7 cm = ______ centimeters
230
207
2 m 90 cm = ______ centimeters
4 m 8 cm = ______ centimeters
290
408
5th Grade Module 2 – Lesson 14

6. Time to Convert Get Your White Board Ready!12 13
1 foot = _____ inches
1 ft 1 in = _____ inches 14 22
1 ft 2 in = _____ inches
1 ft 10 in = _____ inches 24
2 feet= _____ inches 30
2 ft 6 in = _____ inches
5th Grade Module 2 – Lesson 14

7. 5th Grade Module 2 – Lesson 14
Try Some More! 34 25
2 ft 10 in = _____ inches
2 ft 1 in = _____ inches 36 46
3 feet = _____ inches
3 ft 10 in = _____ inches 37
3 ft 1 in= _____ inches 40
3 ft 4 in = _____ inches
5th Grade Module 2 – Lesson 14

8. Time to Convert Get Your White Board Ready!
12 inches = ______ foot
13 inches= ___ ft ___ in 1 1 1
14 inches= ___ ft ___ in
22 inches= ____ft _____ in 1 2 1 10
24 inches= ____ft _____ in
34 inches= ____ft _____ in 2 2 10
25 inches= ____ft _____ in
46 inches= ____ft _____ in 2 1 3 10
5th Grade Module 2 – Lesson 14

9. 5th Grade Module 2 – Lesson 14
Application Problem #1 36
120
1,332
Click to Reveal Solution
5th Grade Module 2 – Lesson 14

10. 5th Grade Module 2 – Lesson 14
Application Problem #2
See Lesson Plan for a Hands-On Activity
5th Grade Module 2 – Lesson 14

11. 7.43 x 1000 = ____ meters 1,000 7.43 kilometers = ______ meters
Concept Development
Problem 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
Does our solution make sense?
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
5th Grade Module 2 – Lesson 14

12. 1760 1760 x 1.8 x10 x 18 1.8 x 1760 = ______ 1.8 miles = ______ yards
Concept Development
Problem 2
1.8 miles = ______ yards
1 Mile = 1,760 Yards
Which part of your reference sheet will help you solve this problem?
Tell your partner.
What operation would we use to solve this problem?
Hmmm….Big to Small…
Multiply or Divide?
x x x 18
*Solve using ink tool
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.
5th Grade Module 2 – Lesson 14

13. 0.83 kilograms = ______ grams = ______ milligrams
Problem 3
0.83 kilograms = ______ grams = ______ milligrams
Use Your reference Sheet to help you solve this problem independently.
Volunteer to Share their Solution
5th Grade Module 2 – Lesson 14

14. Get Ready to Complete the Problem Set on Your Own!
Complete Pages 2.D.21 & 2.D.22 You will have 20 minutes to work. Try your Best!
5th Grade Module 2 – Lesson 14

15. 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

16. 5th Grade Module 2 – Lesson 14
EXIT
TICKET
Page 2.D.23
5th Grade Module 2 – Lesson 14