Rekenen met wortels (reeks 2)

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Reken uit

  1. \(\sqrt{0{,}0016}\)
  2. \(\sqrt{0{,}0169}\)
  3. \(\sqrt{0{,}0196}\)
  4. \(\sqrt{1{,}44}\)
  5. \(\sqrt{0{,}0049}\)
  6. \(\sqrt{0{,}64}\)
  7. \(\sqrt{0{,}49}\)
  8. \(\sqrt{1{,}21}\)
  9. \(\sqrt{0{,}36}\)
  10. \(\sqrt{0{,}16}\)
  11. \(\sqrt{0{,}0004}\)
  12. \(\sqrt{2{,}89}\)

Reken uit

Verbetersleutel

  1. \(\sqrt{0{,}0016}=\sqrt{\frac{16 }{ 10000}}=\frac{\sqrt{16}}{\sqrt{10000}}=\frac{4}{100}=\frac{1}{25}\)
  2. \(\sqrt{0{,}0169}=\sqrt{\frac{169 }{ 10000}}=\frac{\sqrt{169}}{\sqrt{10000}}=\frac{13}{100}=\frac{13}{100}\)
  3. \(\sqrt{0{,}0196}=\sqrt{\frac{196 }{ 10000}}=\frac{\sqrt{196}}{\sqrt{10000}}=\frac{14}{100}=\frac{7}{50}\)
  4. \(\sqrt{1{,}44}=\sqrt{\frac{144 }{ 100}}=\frac{\sqrt{144}}{\sqrt{100}}=\frac{12}{10}=\frac{6}{5}\)
  5. \(\sqrt{0{,}0049}=\sqrt{\frac{49 }{ 10000}}=\frac{\sqrt{49}}{\sqrt{10000}}=\frac{7}{100}=\frac{7}{100}\)
  6. \(\sqrt{0{,}64}=\sqrt{\frac{64 }{ 100}}=\frac{\sqrt{64}}{\sqrt{100}}=\frac{8}{10}=\frac{4}{5}\)
  7. \(\sqrt{0{,}49}=\sqrt{\frac{49 }{ 100}}=\frac{\sqrt{49}}{\sqrt{100}}=\frac{7}{10}=\frac{7}{10}\)
  8. \(\sqrt{1{,}21}=\sqrt{\frac{121 }{ 100}}=\frac{\sqrt{121}}{\sqrt{100}}=\frac{11}{10}=\frac{11}{10}\)
  9. \(\sqrt{0{,}36}=\sqrt{\frac{36 }{ 100}}=\frac{\sqrt{36}}{\sqrt{100}}=\frac{6}{10}=\frac{3}{5}\)
  10. \(\sqrt{0{,}16}=\sqrt{\frac{16 }{ 100}}=\frac{\sqrt{16}}{\sqrt{100}}=\frac{4}{10}=\frac{2}{5}\)
  11. \(\sqrt{0{,}0004}=\sqrt{\frac{4 }{ 10000}}=\frac{\sqrt{4}}{\sqrt{10000}}=\frac{2}{100}=\frac{1}{50}\)
  12. \(\sqrt{2{,}89}=\sqrt{\frac{289 }{ 100}}=\frac{\sqrt{289}}{\sqrt{100}}=\frac{17}{10}=\frac{17}{10}\)
Oefeningengenerator wiskundeoefeningen.be 2025-04-03 06:01:30
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