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