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