プライム＆コンポジット ワークシート
名前: ____________________日付: ____________
説明書: 素数と合成数を識別し、素因数分解を書きます。
20 問題
- Prime numbers in {19, 21, 23, 11, 13, 7} → ______
- Prime numbers in {12, 15, 29, 25, 2, 27} → ______
- Prime numbers in {9, 13, 5, 12, 25, 15} → ______
- Prime numbers in {23, 3, 11, 25, 5, 27} → ______
- Prime numbers in {7, 19, 27, 23, 29, 15} → ______
- Prime numbers in {8, 29, 11, 7, 9, 19} → ______
- Prime numbers in {12, 21, 9, 17, 3, 5} → ______
- Prime numbers in {23, 13, 3, 21, 9, 12} → ______
- Prime numbers in {21, 29, 3, 5, 25, 13} → ______
- Prime numbers in {9, 25, 15, 13, 29, 12} → ______
- Prime numbers in {25, 5, 12, 29, 21, 15} → ______
- Prime numbers in {11, 19, 27, 7, 21, 29} → ______
- Prime numbers in {17, 13, 29, 9, 23, 8} → ______
- Prime numbers in {2, 3, 11, 23, 15, 13} → ______
- Prime numbers in {12, 27, 7, 25, 17, 11} → ______
- Prime numbers in {21, 9, 12, 15, 11, 7} → ______
- Prime numbers in {12, 17, 9, 3, 21, 23} → ______
- Prime numbers in {27, 15, 11, 9, 13, 3} → ______
- Prime numbers in {3, 25, 29, 12, 13, 9} → ______
- Prime numbers in {2, 23, 25, 12, 7, 9} → ______