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