All worksheets ›
Factors & multiples › Highest Common Factor
Free Highest Common Factor Worksheets — Grade 4
A ready-to-print highest common factor worksheet for grade 4, with a fresh set of questions every time you reload it. Print it as it is, or change the numbers, the number of questions and the difficulty first — it takes about a minute.
Free — no account
Answer key included
New questions every reload
Print or save as PDF
Live preview — this is the real worksheet
Highest Common Factor — Grade 4
1Highest Common Factor math.hcf
How to do these
13, 19 → 1
- List everything that divides exactly into each number.
- The biggest number that appears in every list is the answer.
Find the HCF of each set.
1.HCF(6, 8) =
2.HCF(7, 17) =
3.HCF(11, 16) =
4.HCF(4, 14) =
5.HCF(24, 24) =
6.HCF(16, 18) =
7.HCF(6, 19) =
8.HCF(8, 4) =
9.HCF(9, 18) =
10.HCF(11, 14) =
How to do these
13, 19 → 1
- List everything that divides exactly into each number.
- The biggest number that appears in every list is the answer.
Written for whoever is helping, not for the child. Maths methods have changed since most of us were at school, and this is the method the questions above actually use.
What you can change
| Setting | Options |
|---|---|
| How many numbers | 2 to 3 |
| Numbers up to | 10 to 100 |
| Questions | as few or as many as fit |
Plus text size, line spacing, questions per page and boxed digit columns if writing is hard.
Why the answers are always rightEvery question on this page is worked out by the generator, and the answer key is produced from the same calculation. It cannot contain a typo, and it cannot disagree with the questions.