Divisibility rules worksheet for Algebra 1
In Algebra 1 divisibility rules are a speed tool: they show at a glance whether a number like 3 goes into a coefficient before you factor, reduce a fraction or look for a greatest common factor. The tests here are for 2, 3, 4, 5, 8 and 10, answered as a list or as yes or no.
Also taught in Pre-Algebra, at its own level and with its own examples.
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Pick more than one for a sheet that mixes them.
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Free math worksheets at sigmaprep.io/worksheets© 2026 Sigma Prep
Sigma Prep · sigmaprep.io/worksheets Name Divisibility Rules Date Period Answer each question.
Free math worksheets at sigmaprep.io/worksheets© 2026 Sigma Prep |
Sigma Prep · sigmaprep.io/worksheets Name Divisibility RulesAnswer keyVersion 2 Date Period Answer each question.
Free math worksheets at sigmaprep.io/worksheets© 2026 Sigma Prep |
How to do these
Which of divide ?
- It ends in 0, so 2, 5 and 10 all divide it.
- Its digits add to 8 + 7 + 0 = 15, a multiple of 3, so 3 divides it too.
The answer is .
Where students go wrong
Checking the last digit for 3 or 9. 5,142 ends in 2, which says nothing about 3; the digit sum 5 + 1 + 4 + 2 = 12 is what shows it is divisible by 3.
Also called divisibility rules, divisibility tests, divisible by 3 or divisible by 9.
What you can put on this worksheet
- Divisibility tests
- Which of divide ? →
- Is it divisible?
- Is divisible by ? → No