Practice Problems — Set 18

5.NBT.A.4 · Use place value understanding to round decimals to any place

Print and write your answers. Use diagrams to show thinking.

Warm-up

1. Talk through today's focus: Use place value understanding to round decimals to any place 2. Try one oral example together before writing. 3. Use the diagram to explain your thinking.

_See printable PDF for diagram._

Written practice

1. Write as a decimal: 6 tenths → ___ 2. Compare: 0.5 ___ 0.5 3. 0.5 + 0.3 = ___ 4. Place on number line: 0.4 5. 1/2 = 0.___ 6. Word problem: $2.18 + $1.5 = $___ 7. Explain your thinking for set 18 in one sentence. 8. Create your own problem for 5.NBT.A.4.

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More written practice

1. Apply Use place value understanding to round decimals to any place (item 9, set 18): show your work. ___ 2. Apply Use place value understanding to round decimals to any place (item 10, set 18): show your work. ___ 3. Apply Use place value understanding to round decimals to any place (item 11, set 18): show your work. ___ 4. Apply Use place value understanding to round decimals to any place (item 12, set 18): show your work. ___ 5. Apply Use place value understanding to round decimals to any place (item 13, set 18): show your work. ___ 6. Apply Use place value understanding to round decimals to any place (item 14, set 18): show your work. ___

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Patterns and rules

1. Each place is ten times the place to its right. 2. Compare from the largest place first. 3. Expanded form shows the value of each digit.

_See printable PDF for diagram._

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Stretch

1. Create your own 5.NBT.A.4 question for a parent to solve. 2. Explain your method in two sentences.

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Parent tip: Use base-ten blocks for tenths and hundredths