Practice Problems — Set 16
1.OA.C.5 · Relate counting to addition and subtraction (e
Print and write your answers. Use diagrams to show thinking.
Warm-up
1. 4 + 6 = ___ 2. 10 − 6 = ___ 3. 32 − 4 = ___
_See printable PDF for diagram._
Written practice
1. Word problem: 31 marbles, lose 3. How many left? ___ 2. Story: 3 birds, 5 fly away. How many remain? ___ 3. Two-step: Start with 8, add 3, then subtract 2. Result? ___ 4. Explain your thinking for this word problem in one sentence. 5. Story: 3 apples and 5 more. Total? ___ 6. Story: 8 stickers, give away 5. Left? ___ 7. Create your own word problem for 1.OA.C.5. 8. Story: 3 apples and 5 more arrive. Total? ___
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More written practice
1. 34 − 6 = ___ 2. Fill in: 7 + ___ = 14 3. Story: 6 apples and 5 more. Total? ___ 4. Story: 11 stickers, give away 5. Left? ___ 5. 5 + 5 = ___ 6. 10 − 5 = ___
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Patterns and rules
1. 4 + 4 = ___ 2. 8 − 4 = ___ 3. 48 − 4 = ___
_See printable PDF for diagram._
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Stretch
1. Word problem: 31 marbles, lose 3. How many left? ___ 2. Story: 3 birds, 5 fly away. How many remain? ___
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Parent tip: Draw number bonds or number lines