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