Practice Problems — Set 1

1.OA.A.2 · Solve word problems that call for addition of three whole numbers who…

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

Warm-up

1. Talk through today's focus: Solve word problems that call for addition of three whole numbers who… 2. Try one oral example together before writing. 3. Use the diagram to explain your thinking.

_See printable PDF for diagram._

Written practice

1. Two-step: 4 red and 5 blue marbles, then lose 2. How many now? ___ 2. Compare: Team A 21 points, Team B 16. Difference? ___ 3. Draw a bar model for: 4 + 5 + 4 4. Write an equation for your story: ___ + ___ = ___ 5. Does your answer make sense? Explain in one sentence. 6. Create a two-step word problem for 1.OA.A.2. 7. Apply Solve word problems that call for addition of three whole numbers who… (item 7, set 1): show your work. ___ 8. Apply Solve word problems that call for addition of three whole numbers who… (item 8, set 1): show your work. ___

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More written practice

1. Apply Solve word problems that call for addition of three whole numbers who… (item 9, set 1): show your work. ___ 2. Apply Solve word problems that call for addition of three whole numbers who… (item 10, set 1): show your work. ___ 3. Apply Solve word problems that call for addition of three whole numbers who… (item 11, set 1): show your work. ___ 4. Apply Solve word problems that call for addition of three whole numbers who… (item 12, set 1): show your work. ___ 5. Apply Solve word problems that call for addition of three whole numbers who… (item 13, set 1): show your work. ___ 6. Apply Solve word problems that call for addition of three whole numbers who… (item 14, set 1): show your work. ___

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Patterns and rules

1. Identify the rule in today's 1.OA.A.2 practice. 2. Show your work with a drawing or diagram. 3. Explain your answer to a parent.

_See printable PDF for diagram._

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Parent tip: Underline the question and key numbers