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