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