Year 4 Divisibility Rules Worksheet — Level 3 — Practice Set 4 — Answers
Answer sheet with worked solutions for the Year 4 factors, multiples & primes worksheet.
Success TutoringWorksheetsAnswer sheetYear 4 · Mathematics · Factors, Multiples & PrimesYear 4 Divisibility Rules Worksheet — Level 3 — Practice Set 4 — Answers
Use the divisibility rules. For 3 and 9 add the digits; for 4 and 8 look at the last two or three digits.
Answer: False
The digit sum is 31, which is not divisible by 3.
- A34,399
- B59,813
- C80,910
- D87,676
Answer: 80,910
The digit sum is 18, which is divisible by 3.
Answer: 7
- The digit sum is 36, which is divisible by 9.
Only the digit 7 works.
Answer: True
It must divide by 2 and by 3: the last digit is 0 (even) and the digit sum is 18 (a multiple of 3).
- A19,068
- B23,002
- C1,752
- D21,428
Answer: 1,752
The last three digits make 752, which is divisible by 8.
Answer: 4
- The digit sum is 9, which is divisible by 9.
Only the digit 4 works.
Answer: False
The digit sum is 17, which is not divisible by 3.
- A21,524
- B2,525
- C99,264
- D90,088
Answer: 99,264
The digit sum is 30, which is divisible by 3.
Answer: 7
- The digit sum is 27, which is divisible by 9.
Only the digit 7 works.
Answer: True
The digit sum is 15, which is divisible by 3.
- A98,523
- B64,114
- C35,221
- D62,496
Answer: 62,496
It must divide by 2 and by 3: the last digit is 6 (even) and the digit sum is 27 (a multiple of 3).
Answer: 5
- The digit sum is 18, which is divisible by 9.
Only the digit 5 works.
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.
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