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