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