5th Grade Divisibility Rules Worksheet — Level 3 — Practice Set 3 — Answers
Answer sheet with worked solutions for the 5th Grade factors, multiples & primes worksheet.
5th Grade Divisibility Rules Worksheet — Level 3 — Practice Set 3 — 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: True
It must divide by 2 and by 3: the last digit is 0 (even) and the digit sum is 21 (a multiple of 3).
- A71,771
- B61,983
- C22,346
- D66,184
Answer: 61,983
The digit sum is 27, which is divisible by 9.
Answer: 4
- The digit sum is 18, which is divisible by 9.
Only the digit 4 works.
Answer: False
The digit sum is 40, which is not divisible by 3.
- A61,552
- B14,259
- C48,282
- D96,326
Answer: 61,552
The last three digits make 552, which is divisible by 8.
Answer: 1
- The digit sum is 18, which is divisible by 9.
Only the digit 1 works.
Answer: True
The last three digits make 152, which is divisible by 8.
- A51,805
- B77,880
- C34,959
- D46,249
Answer: 77,880
The last three digits make 880, which is divisible by 8.
Answer: 8
- The digit sum is 18, which is divisible by 9.
Only the digit 8 works.
Answer: False
It must divide by 2 and by 3: the last digit is 1 (odd) and the digit sum is 20 (not a multiple of 3).
- A98,230
- B90,918
- C26,179
- D66,455
Answer: 90,918
The digit sum is 27, which is divisible by 9.
Answer: 7
- The digit sum is 27, which is divisible by 9.
Only the digit 7 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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