7th Grade Divisibility Rules Worksheet — Level 3 — Practice Set 2 — 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 — 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 29, which is not divisible by 3.
- A30,658
- B99,345
- C51,200
- D26,411
Answer: 51,200
The last two digits make 0, which is divisible by 4.
Answer: 5
- The digit sum is 18, which is divisible by 9.
Only the digit 5 works.
Answer: True
The last three digits make 192, which is divisible by 8.
- A54,680
- B37,429
- C20,221
- D17,955
Answer: 54,680
The last three digits make 680, which is divisible by 8.
Answer: 6
- The digit sum is 18, which is divisible by 9.
Only the digit 6 works.
Answer: True
It must divide by 2 and by 3: the last digit is 6 (even) and the digit sum is 30 (a multiple of 3).
- A96,966
- B70,336
- C80,650
- D82,146
Answer: 70,336
The last three digits make 336, which is divisible by 8.
Answer: 1
- The digit sum is 18, which is divisible by 9.
Only the digit 1 works.
Answer: True
It must divide by 2 and by 3: the last digit is 2 (even) and the digit sum is 27 (a multiple of 3).
- A86,820
- B46,167
- C52,541
- D47,051
Answer: 86,820
The last two digits make 20, which is divisible by 4.
Answer: 6
- The digit sum is 27, which is divisible by 9.
Only the digit 6 works.
Marking tips
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