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