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