Practice Problems — Set 8

5.OA.A.1 · Use parentheses, brackets, or braces in numerical expressions, and ev…

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

Warm-up

1. 8 + 8 = ___ 2. 16 − 8 = ___ 3. Draw a picture for 8 + 8. Write the equation.

_See printable PDF for diagram._

Written practice

1. Two-step: 7 red and 10 blue marbles, then lose 3. How many now? ___ 2. 17 − 10 = ___ 3. Word problem: 7 stickers plus 10 more. Total? ___ 4. Story: 7 birds and 10 more land. How many now? ___ 5. Story: 17 cookies, eat 10. How many left? ___ 6. Write an equation for your drawing: ___ + ___ = ___ 7. Draw a bar model for: 7 + 10 + 3 8. 20 − 10 = ___

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More written practice

1. Create a two-step word problem for 5.OA.A.1. 2. Story: 10 birds and 10 more land. How many now? ___ 3. Story: 20 cookies, eat 10. How many left? ___ 4. 9 + 10 = ___ 5. 19 − 10 = ___ 6. Draw a picture for 9 + 10. Write the equation.

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Patterns and rules

1. 8 + 9 = ___ 2. 17 − 9 = ___ 3. Draw a picture for 8 + 9. Write the equation.

_See printable PDF for diagram._

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Parent tip: Act out story problems with objects