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