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