Practice Problems — Set 3

4.OA.A.1 · Interpret a multiplication equation as a comparison, e

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

Warm-up

1. Talk through today's focus: Interpret a multiplication equation as a comparison, e 2. Try one oral example together before writing. 3. Use the diagram to explain your thinking.

_See printable PDF for diagram._

Written practice

1. 5 × 3 = ___ 2. 15 ÷ 3 = ___ 3. Draw an array for 3 rows of 5. Total? ___ 4. Groups: 4 bags with 6 each. Total? ___ 5. Share 18 equally among 4 friends. Each gets ___ 6. Missing factor: ___ × 4 = 20 7. Apply Interpret a multiplication equation as a comparison, e (item 7, set 3): show your work. ___ 8. Apply Interpret a multiplication equation as a comparison, e (item 8, set 3): show your work. ___

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More written practice

1. Apply Interpret a multiplication equation as a comparison, e (item 9, set 3): show your work. ___ 2. Apply Interpret a multiplication equation as a comparison, e (item 10, set 3): show your work. ___ 3. Apply Interpret a multiplication equation as a comparison, e (item 11, set 3): show your work. ___ 4. Apply Interpret a multiplication equation as a comparison, e (item 12, set 3): show your work. ___ 5. Apply Interpret a multiplication equation as a comparison, e (item 13, set 3): show your work. ___ 6. Apply Interpret a multiplication equation as a comparison, e (item 14, set 3): show your work. ___

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Patterns and rules

1. Multiplication counts equal groups. 2. Division can mean sharing or forming equal groups. 3. Arrays show rows × columns.

_See printable PDF for diagram._

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Parent tip: Draw arrays for multiplication