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