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