Videos to help Grade 5 students learn how to subtract decimals using place value strategies and relate those strategies to a written method.

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Common Core For Grade 5

New York State Common Core Math Module 1, Grade 5, Lesson 10

Lesson 10 Concept Development

Problem 1

5 tenths - 3 tenths

7 ones 5 thousandths - 2 ones 3 thousandths

9 hundreds 5 hundredths - 3 hundredths

Problems 2 - 3

83 tenths - 6.4

9.2 - 6 ones 4 tenths

Lesson 10 Homework

1. Subtract. You may use a place value chart.

a. 9 tenths – 3 tenths = ___________ tenth

2. Solve using the standard algorithm.a. 1.8 – 0.9 = ________

1. Subtract. You may use a place value chart.

d. 56 thousandths – 23 thousandths = ____thousandths

= ______ hundredths _____ thousandths

3. Solve.

c. 24 tenths – 1 one 3 tenths

5. A clipboard costs $2.23. It costs $0.58 more than a notebook. Lisa buys two clipboards and one notebook, and paid with a ten dollar bill. Use a tape diagram with calculations to show her change.

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