Primo e composito Worksheet
Recommended for 4° grado — 6° grado
Primo e composito Worksheet
Nome: ____________________Date: ____________
Instructions: Identificazione dei numeri primi e compositi e scrittura delle fattorizzazioni prime.
20 problems
- Prime numbers in {15, 13, 25, 17, 2, 3} → ______
- Prime numbers in {29, 17, 2, 25, 5, 7} → ______
- Prime numbers in {19, 21, 5, 9, 23, 11} → ______
- Prime numbers in {15, 11, 19, 7, 12, 5} → ______
- Prime numbers in {9, 21, 2, 27, 23, 8} → ______
- Prime numbers in {5, 15, 12, 25, 17, 8} → ______
- Prime numbers in {13, 15, 25, 17, 19, 8} → ______
- Prime numbers in {3, 13, 7, 25, 5, 17} → ______
- Prime numbers in {7, 11, 21, 5, 9, 27} → ______
- Prime numbers in {15, 7, 9, 11, 29, 3} → ______
- Prime numbers in {2, 15, 5, 21, 9, 13} → ______
- Prime numbers in {9, 12, 8, 15, 21, 13} → ______
- Prime numbers in {23, 13, 2, 27, 8, 15} → ______
- Prime numbers in {29, 7, 21, 9, 27, 19} → ______
- Prime numbers in {3, 9, 15, 8, 13, 23} → ______
- Prime numbers in {8, 3, 15, 12, 17, 21} → ______
- Prime numbers in {12, 5, 15, 7, 3, 17} → ______
- Prime numbers in {12, 7, 13, 29, 25, 27} → ______
- Prime numbers in {25, 19, 17, 23, 3, 15} → ______
- Prime numbers in {23, 17, 12, 15, 29, 7} → ______