Grade 4 · Year 5 · Class 4 · ages 9–10 · Division
Divisibility rules: Grade 4 practice
Using the digits of a number to tell whether it divides by 2, 3, 4, 5, 6, 9 or 10. Eight questions at a time, instant feedback and a mastery score from 0 to 100.
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Right answers raise your mastery score (more on harder questions) and wrong ones lower it a little. Your best score is saved on this device, and in your account if you log in.
The idea in one minute
2: even. 5: ends in 0 or 5. 10: ends in 0. 3 or 9: digit sum divides by 3 or 9. 4: last two digits divide by 4. 6: even and divisible by 3.
Try these on paper first
One question at each level. Tap a question to see the answer.
Easy Is 89 divisible by 2?
Answer: no
Medium Is 162 divisible by 2?
Answer: yes
Challenge Is 209 divisible by 6?
Answer: no
More ways to practise divisibility rules
- Printable divisibility rules worksheet with an answer key (new questions every time)
- All Grade 4 practice · Division worksheets
Related skills
- Division with remainders (Grade 4)
- Division with remainders word problems (Grade 4)
- Division facts (Grade 3)
- Division facts word problems (Grade 3)
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FAQ
Divisibility rules: questions
What grade is divisibility rules?
It is usually taught in Grade 4 (Year 5 in England, Class 4 in India, ages 9–10), though schools and countries differ. Try the grade above or below if it feels too hard or too easy.
What does a divisibility rules question look like?
For example: "Is 162 divisible by 2?" The answer is yes. 2: even. 5: ends in 0 or 5. 10: ends in 0. 3 or 9: digit sum divides by 3 or 9. 4: last two digits divide by 4. 6: even and divisible by 3.
What should I learn before and after divisibility rules?
Before it, try division with remainders word problems (Grade 4). After it, move on to divide numbers ending in zeroes (Grade 5).
How can I get better at divisibility rules?
2: even. 5: ends in 0 or 5. 10: ends in 0. 3 or 9: digit sum divides by 3 or 9. 4: last two digits divide by 4. 6: even and divisible by 3. Practise a little every day, read the hint after each wrong answer, and use the printable worksheet when you want to write it out.
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