Practice Problems — Set 19

5.NF.B.7 · Apply and extend previous understandings of division to divide unit f…

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

Warm-up

1. 1/4 + 1/4 = ___ 2. 3/4 − 1/4 = ___ 3. 2/5 + 1/5 = ___

_See printable PDF for diagram._

Written practice

1. Create your own word problem for 5.NF.B.7. 2. Story: Walk 1/2 mile, then 1/4 mile more. Total miles? ___ 3. Word problem: Use 1/4 cup flour, then 1/4 cup more. Total cups? ___ 4. Two-step: Start with 19, add 4, then subtract 2. Result? ___ 5. Story: 1/2 mile + 1/4 mile. Total? ___ 6. Explain why denominators stay the same when adding like fractions. 7. Explain your thinking for this word problem in one sentence. 8. Story: 6 + 8 = ___

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More written practice

1. 4 + 11 = ___ 2. 5 + 8 = ___ 3. 6 + 9 = ___ 4. 2 + 10 = ___ 5. 3 + 11 = ___ 6. 4 + 8 = ___

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Patterns and rules

1. 1/4 + 1/4 = ___ 2. 3/4 − 1/4 = ___ 3. 2/5 + 1/5 = ___

_See printable PDF for diagram._

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Stretch

1. Create your own word problem for 5.NF.B.7. 2. Story: Walk 1/2 mile, then 1/4 mile more. Total miles? ___

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Parent tip: Draw models before adding numerators