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