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