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