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