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1. \(\sqrt{196}\)
2. \(\sqrt{147}\)
3. \(\sqrt{36}\)
4. \(\sqrt{400}\)
5. \(\sqrt{320}\)
6. \(\sqrt{8}\)
7. \(\sqrt{243}\)
8. \(\sqrt{27}\)
9. \(\sqrt{24}\)
10. \(\sqrt{576}\)
11. \(\sqrt{144}\)
12. \(\sqrt{50}\)

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Verbetersleutel

1. \(\sqrt{196}=14\)
2. \(\sqrt{147}=\sqrt{49 \cdot 3}=\sqrt{49}\cdot \sqrt{3}=7\sqrt{3}\)
3. \(\sqrt{36}=6\)
4. \(\sqrt{400}=20\)
5. \(\sqrt{320}=\sqrt{64 \cdot 5}=\sqrt{64}\cdot \sqrt{5}=8\sqrt{5}\)
6. \(\sqrt{8}=\sqrt{4 \cdot 2}=\sqrt{4}\cdot \sqrt{2}=2\sqrt{2}\)
7. \(\sqrt{243}=\sqrt{81 \cdot 3}=\sqrt{81}\cdot \sqrt{3}=9\sqrt{3}\)
8. \(\sqrt{27}=\sqrt{9 \cdot 3}=\sqrt{9}\cdot \sqrt{3}=3\sqrt{3}\)
9. \(\sqrt{24}=\sqrt{4 \cdot 6}=\sqrt{4}\cdot \sqrt{6}=2\sqrt{6}\)
10. \(\sqrt{576}=\sqrt{144 \cdot 4}=\sqrt{144} \cdot \sqrt{4}=12 \cdot 2=24\)
11. \(\sqrt{144}=12\)
12. \(\sqrt{50}=\sqrt{25 \cdot 2}=\sqrt{25}\cdot \sqrt{2}=5\sqrt{2}\)