Divisibility Basics

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| By Thames
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Thames
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Quizzes Created: 7060 | Total Attempts: 9,520,935
| Questions: 20 | Updated: Oct 24, 2025
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1) Which number is divisible by 2?

Explanation

42 is divisible by 2 because its last digit (2) is even.

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About This Quiz
Divisibility Basics - Quiz

Let’s warm up! In this quiz, you’ll use quick, trusty rules (like “ends in 0 or 5” or “digit sum is a multiple of 3”) to decide if numbers are divisible by 2–10. We put together simple checks and fast picks so you can spot factors at a glance. Take... see morethis quiz and become a divisibility detective! see less

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2) Which number is divisible by 3?

Explanation

27 is divisible by 3 because the sum of its digits (2 + 7 = 9) is a multiple of 3.

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3) Which number is divisible by 4?

Explanation

28 is divisible by 4 because the last two digits, 28, are divisible by 4.

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4) Which number is divisible by 5?

Explanation

90 is divisible by 5 because it ends in 0.

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5) Which number is divisible by 6?

Explanation

48 is divisible by 6 because it is even (divisible by 2) and the sum of its digits (4 + 8 = 12) is divisible by 3.

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6) Which number is divisible by 7?

Explanation

49 is divisible by 7 because 7 × 7 = 49.

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7) Which number is divisible by 8?

Explanation

32 is divisible by 8 because 8 × 4 = 32.

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8) Which number is divisible by 9?

Explanation

81 is divisible by 9 because the sum of its digits (8 + 1 = 9) is a multiple of 9.

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9) Which number is divisible by 10?

Explanation

70 is divisible by 10 because it ends in 0.

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10) Which of these is divisible by both 2 and 5?

Explanation

40 is divisible by both 2 and 5 because it ends in 0 (which makes it even and a multiple of 5).

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11) Which rule checks divisibility by 2?

Explanation

A number is divisible by 2 if its last digit is even.

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12) Which rule checks divisibility by 3?

Explanation

A number is divisible by 3 if the sum of its digits is divisible by 3.

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13) Which rule checks divisibility by 4?

Explanation

A number is divisible by 4 if its last two digits form a number divisible by 4.

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14) Which rule checks divisibility by 5?

Explanation

A number is divisible by 5 if its last digit is 0 or 5.

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15) Which rule checks divisibility by 6?

Explanation

A number is divisible by 6 if it’s divisible by both 2 and 3.

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16) Which rule checks divisibility by 8?

Explanation

A number is divisible by 8 if its last three digits form a number divisible by 8.

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17) Which rule checks divisibility by 9?

Explanation

A number is divisible by 9 if the sum of its digits is divisible by 9.

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18) Which rule checks divisibility by 10?

Explanation

A number is divisible by 10 if it ends in 0.

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19) Which number is divisible by both 2 and 3?

Explanation

18 is divisible by both 2 and 3 — it’s even and its digits add to 9.

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20) Which number is divisible by both 5 and 10?

Explanation

50 is divisible by both 5 and 10 because it ends in 0.

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Which number is divisible by 2?
Which number is divisible by 3?
Which number is divisible by 4?
Which number is divisible by 5?
Which number is divisible by 6?
Which number is divisible by 7?
Which number is divisible by 8?
Which number is divisible by 9?
Which number is divisible by 10?
Which of these is divisible by both 2 and 5?
Which rule checks divisibility by 2?
Which rule checks divisibility by 3?
Which rule checks divisibility by 4?
Which rule checks divisibility by 5?
Which rule checks divisibility by 6?
Which rule checks divisibility by 8?
Which rule checks divisibility by 9?
Which rule checks divisibility by 10?
Which number is divisible by both 2 and 3?
Which number is divisible by both 5 and 10?
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