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