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