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