Year 7 Divisibility Rules Worksheet — Level 3 — Practice Set 2 — Answers
Answer sheet with worked solutions for the Year 7 factors, multiples & primes worksheet.
Success TutoringWorksheetsAnswer sheetYear 7 · Mathematics · Factors, Multiples & PrimesYear 7 Divisibility Rules Worksheet — Level 3 — Practice Set 2 — 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 21, which is not divisible by 9.
- A23,506
- B71,944
- C39,129
- D58,705
Answer: 71,944
The last three digits make 944, which is divisible by 8.
Answer: 1
- The digit sum is 18, which is divisible by 9.
Only the digit 1 works.
Answer: False
The digit sum is 20, which is not divisible by 3.
- A53,473
- B83,920
- C32,954
- D93,852
Answer: 93,852
The digit sum is 27, which is divisible by 9.
Answer: 2
- The digit sum is 9, which is divisible by 9.
Only the digit 2 works.
Answer: False
The last three digits make 354, which is not divisible by 8.
- A44,184
- B83,558
- C5,237
- D38,834
Answer: 44,184
The last three digits make 184, which is divisible by 8.
Answer: 7
- The digit sum is 27, which is divisible by 9.
Only the digit 7 works.
Answer: False
The digit sum is 24, which is not divisible by 9.
- A32,852
- B77,129
- C97,529
- D81,561
Answer: 81,561
The digit sum is 21, which is divisible by 3.
Answer: 7
- The digit sum is 27, which is divisible by 9.
Only the digit 7 works.
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