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