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