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