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