7th Grade Divisibility Rules Worksheet — Level 3 — Answers
Answer sheet with worked solutions for the 7th Grade factors, multiples & primes worksheet.
Success TutoringWorksheetsAnswer sheet7th Grade · Mathematics · Factors, Multiples & Primes7th Grade Divisibility Rules Worksheet — Level 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: False
The last two digits make 97, which is not divisible by 4.
- A34,494
- B24,995
- C36,100
- D79,099
Answer: 34,494
It must divide by 2 and by 3: the last digit is 4 (even) and the digit sum is 24 (a multiple of 3).
Answer: 3
- The digit sum is 27, which is divisible by 9.
Only the digit 3 works.
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).
- A55,573
- B22,373
- C24,863
- D4,464
Answer: 4,464
The digit sum is 18, which is divisible by 3.
Answer: 6
- The digit sum is 27, which is divisible by 9.
Only the digit 6 works.
Answer: False
The last three digits make 396, which is not divisible by 8.
- A38,670
- B57,357
- C29,732
- D13,449
Answer: 57,357
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.
Answer: False
It must divide by 2 and by 3: the last digit is 3 (odd) and the digit sum is 17 (not a multiple of 3).
- A61,688
- B18,214
- C32,638
- D46,918
Answer: 61,688
The last two digits make 88, which is divisible by 4.
Answer: 2
- The digit sum is 27, which is divisible by 9.
Only the digit 2 works.
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