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