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