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