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