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