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