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