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