HUNTERTUTORING

Practice Problems — Set 16

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1.OA.A.1 · Use addition and subtraction within 20 to solve word problems involvi…

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

Warm-up

1. Two-step: 4 red and 6 blue marbles, then lose 3. How many now? ___ 2. Compare: Team A 37 points, Team B 32. Difference? ___ 3. Draw a bar model for: 4 + 6 + 4

_See printable PDF for diagram._

Written practice

1. Two-step: 3 red and 5 blue marbles, then lose 2. How many now? ___ 2. Compare: Team A 36 points, Team B 31. Difference? ___ 3. Draw a bar model for: 3 + 5 + 3 4. Explain your thinking for this word problem in one sentence. 5. Does your answer make sense? Explain in one sentence. 6. Create a two-step word problem for 1.OA.A.1. 7. Two-step: 6 red and 5 blue marbles, then lose 2. How many now? ___ 8. Compare: Team A 39 points, Team B 34. Difference? ___

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More written practice

1. Draw a bar model for: 6 + 5 + 4 2. Two-step: 5 red and 5 blue marbles, then lose 2. How many now? ___ 3. Compare: Team A 42 points, Team B 37. Difference? ___ 4. Draw a bar model for: 5 + 5 + 3 5. Two-step: 4 red and 5 blue marbles, then lose 2. How many now? ___ 6. Compare: Team A 45 points, Team B 40. Difference? ___

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Patterns and rules

1. Two-step: 4 red and 4 blue marbles, then lose 1. How many now? ___ 2. Compare: Team A 53 points, Team B 48. Difference? ___ 3. Draw a bar model for: 4 + 4 + 4

_See printable PDF for diagram._

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Stretch

1. Explain your thinking for this word problem in one sentence. 2. Create your own word problem for 1.OA.A.1.

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Parent tip: Underline the question and key numbers

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All practice problemsBack to 1.OA.A.1