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