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