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