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