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