Prime & Composite Worksheet
Recommended for 4th Grade — 6th Grade
Prime & Composite Worksheet
Name: ____________________Date: ____________
Instructions: Identifying prime and composite numbers and writing prime factorizations.
20 problems
- Prime numbers in {27, 3, 29, 13, 11, 8} → ______
- Prime numbers in {2, 27, 5, 13, 17, 21} → ______
- Prime numbers in {3, 25, 17, 2, 11, 29} → ______
- Prime numbers in {5, 19, 3, 11, 25, 12} → ______
- Prime numbers in {12, 7, 17, 9, 19, 3} → ______
- Prime numbers in {11, 9, 13, 27, 15, 25} → ______
- Prime numbers in {27, 7, 8, 19, 9, 3} → ______
- Prime numbers in {11, 7, 17, 29, 25, 2} → ______
- Prime numbers in {8, 3, 25, 19, 23, 29} → ______
- Prime numbers in {11, 21, 9, 17, 8, 5} → ______
- Prime numbers in {25, 13, 27, 17, 5, 12} → ______
- Prime numbers in {5, 25, 15, 7, 29, 3} → ______
- Prime numbers in {15, 17, 2, 23, 11, 27} → ______
- Prime numbers in {13, 23, 2, 5, 11, 15} → ______
- Prime numbers in {29, 19, 17, 13, 3, 11} → ______
- Prime numbers in {2, 11, 3, 21, 8, 23} → ______
- Prime numbers in {19, 15, 8, 27, 7, 17} → ______
- Prime numbers in {21, 12, 27, 15, 7, 23} → ______
- Prime numbers in {13, 12, 25, 9, 2, 29} → ______
- Prime numbers in {5, 11, 19, 3, 27, 29} → ______