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