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