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