Year 7 Divisibility Rules Worksheet — Level 2 — Answers

Answer sheet with worked solutions for the Year 7 factors, multiples & primes worksheet.

Success TutoringWorksheetsAnswer sheetYear 7 · Mathematics · Factors, Multiples & Primes

Use the divisibility rules. For 3 and 9 add the digits; for 4 and 8 look at the last two or three digits.

1.6,132 is divisible by 5.

Answer: False

The last digit is 2; it is not 0 or 5.

2.2,663 is divisible by 3.

Answer: False

The digit sum is 17, which is not divisible by 3.

3.9,392 is divisible by 5.

Answer: False

The last digit is 2; it is not 0 or 5.

4.Which number is divisible by 9?

Answer: 1,242

The digit sum is 9, which is divisible by 9.

5.9,598 is divisible by 6.

Answer: False

It must divide by 2 and by 3: the last digit is 8 (even) and the digit sum is 31 (not a multiple of 3).

6.846 is divisible by 9.

Answer: True

The digit sum is 18, which is divisible by 9.

7.5,870 is divisible by 5.

Answer: True

The last digit is 0; it is 0 or 5.

8.Which number is divisible by 3?

Answer: 2,421

The digit sum is 9, which is divisible by 3.

9.2,578 is divisible by 6.

Answer: False

It must divide by 2 and by 3: the last digit is 8 (even) and the digit sum is 22 (not a multiple of 3).

10.607 is divisible by 6.

Answer: False

It must divide by 2 and by 3: the last digit is 7 (odd) and the digit sum is 13 (not a multiple of 3).

11.2,216 is divisible by 4.

Answer: True

The last two digits make 16, which is divisible by 4.

12.Which number is divisible by 6?

Answer: 8,178

It must divide by 2 and by 3: the last digit is 8 (even) and the digit sum is 24 (a multiple of 3).

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