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