Year 3 Multiplying by Partitioning Worksheet — Level 1 — Practice Set 3 — Answers
Answer sheet with worked solutions for the Year 3 multiplication worksheet.
Year 3 Multiplying by Partitioning Worksheet — Level 1 — Practice Set 3 — Answers
Multiply each part, then add the parts together.
1.29 × 3 = (20 × 3) + (9 × 3) = (answer space) + (answer space) = (answer space)
Answer: 60, 27, 87
- 20 × 3 = 60
- 9 × 3 = 27
- 60 + 27 = 87
2.35 × 3 = (30 × 3) + (5 × 3) = (answer space) + (answer space) = (answer space)
Answer: 90, 15, 105
- 30 × 3 = 90
- 5 × 3 = 15
- 90 + 15 = 105
3.44 × 3 = (40 × 3) + (4 × 3) = (answer space) + (answer space) = (answer space)
Answer: 120, 12, 132
- 40 × 3 = 120
- 4 × 3 = 12
- 120 + 12 = 132
4.22 × 5 = (20 × 5) + (2 × 5) = (answer space) + (answer space) = (answer space)
Answer: 100, 10, 110
- 20 × 5 = 100
- 2 × 5 = 10
- 100 + 10 = 110
5.25 × 5 = (20 × 5) + (5 × 5) = (answer space) + (answer space) = (answer space)
Answer: 100, 25, 125
- 20 × 5 = 100
- 5 × 5 = 25
- 100 + 25 = 125
6.27 × 5 = (20 × 5) + (7 × 5) = (answer space) + (answer space) = (answer space)
Answer: 100, 35, 135
- 20 × 5 = 100
- 7 × 5 = 35
- 100 + 35 = 135
7.38 × 5 = (30 × 5) + (8 × 5) = (answer space) + (answer space) = (answer space)
Answer: 150, 40, 190
- 30 × 5 = 150
- 8 × 5 = 40
- 150 + 40 = 190
8.17 × 4 = (10 × 4) + (7 × 4) = (answer space) + (answer space) = (answer space)
Answer: 40, 28, 68
- 10 × 4 = 40
- 7 × 4 = 28
- 40 + 28 = 68
9.31 × 5 = (30 × 5) + (1 × 5) = (answer space) + (answer space) = (answer space)
Answer: 150, 5, 155
- 30 × 5 = 150
- 1 × 5 = 5
- 150 + 5 = 155
10.34 × 3 = (30 × 3) + (4 × 3) = (answer space) + (answer space) = (answer space)
Answer: 90, 12, 102
- 30 × 3 = 90
- 4 × 3 = 12
- 90 + 12 = 102
Marking tips
- Give credit for correct method even when the final answer slips — the working shows where the thinking went right.
- For open-ended tasks, use the success criteria as a checklist rather than looking for one "right" answer.
- Celebrate what went well first, then pick one thing to work on next.