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