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