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