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