HUNTERTUTORING

Practice Problems — Set 20

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2.OA.C.4 · Use addition to find the total number of objects arranged in rectangu…

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

Warm-up

1. 5 + 5 = ___ 2. 10 − 5 = ___ 3. 41 − 4 = ___

_See printable PDF for diagram._

Written practice

1. Create your own word problem for 2.OA.C.4. 2. Story: 4 apples and 7 more arrive. Total? ___ 3. Story: 11 stickers, give away 7. Left? ___ 4. Word problem: 40 marbles, lose 3. How many left? ___ 5. Story: 4 apples and 7 more. Total? ___ 6. Story: 11 stickers, give away 7. Left? ___ 7. Story: 4 birds, 7 fly away. How many remain? ___ 8. Two-step: Start with 11, add 3, then subtract 3. Result? ___

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More written practice

1. 43 − 6 = ___ 2. Fill in: 8 + ___ = 13 3. Story: 7 apples and 7 more. Total? ___ 4. Story: 14 stickers, give away 7. Left? ___ 5. 6 + 7 = ___ 6. 13 − 7 = ___

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Patterns and rules

1. 5 + 6 = ___ 2. 11 − 6 = ___ 3. 57 − 4 = ___

_See printable PDF for diagram._

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Stretch

1. Create your own word problem for 2.OA.C.4. 2. Story: 4 apples and 7 more arrive. Total? ___

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Parent tip: Draw number bonds or number lines

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