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