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 {12, 17, 29, 9, 21, 2} → ______
- Prime numbers in {2, 29, 12, 11, 5, 25} → ______
- Prime numbers in {29, 2, 8, 21, 23, 7} → ______
- Prime numbers in {11, 8, 25, 27, 9, 3} → ______
- Prime numbers in {15, 23, 9, 29, 11, 8} → ______
- Prime numbers in {13, 17, 7, 25, 2, 5} → ______
- Prime numbers in {27, 12, 7, 9, 23, 15} → ______
- Prime numbers in {12, 17, 29, 27, 8, 2} → ______
- Prime numbers in {11, 23, 9, 2, 19, 7} → ______
- Prime numbers in {3, 23, 15, 12, 29, 7} → ______
- Prime numbers in {11, 2, 13, 12, 19, 27} → ______
- Prime numbers in {3, 21, 2, 27, 12, 5} → ______
- Prime numbers in {29, 5, 11, 23, 15, 3} → ______
- Prime numbers in {29, 21, 23, 9, 27, 17} → ______
- Prime numbers in {29, 8, 17, 13, 25, 23} → ______
- Prime numbers in {5, 17, 23, 9, 21, 25} → ______
- Prime numbers in {2, 9, 5, 11, 8, 3} → ______
- Prime numbers in {17, 29, 5, 7, 2, 25} → ______
- Prime numbers in {19, 11, 17, 8, 27, 15} → ______
- Prime numbers in {27, 5, 15, 12, 21, 8} → ______