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