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