Rekenen met wortels (reeks 2)

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  1. \(\sqrt{0{,}81}\)
  2. \(\sqrt{0{,}0081}\)
  3. \(\sqrt{0{,}0225}\)
  4. \(\sqrt{0{,}0025}\)
  5. \(\sqrt{0{,}0324}\)
  6. \(\sqrt{0{,}0144}\)
  7. \(\sqrt{0{,}0289}\)
  8. \(\sqrt{1{,}21}\)
  9. \(\sqrt{0{,}0016}\)
  10. \(\sqrt{0{,}0361}\)
  11. \(\sqrt{2{,}89}\)
  12. \(\sqrt{1{,}96}\)

Reken uit

Verbetersleutel

  1. \(\sqrt{0{,}81}=\sqrt{\frac{81 }{ 100}}=\frac{\sqrt{81}}{\sqrt{100}}=\frac{9}{10}=\frac{9}{10}\)
  2. \(\sqrt{0{,}0081}=\sqrt{\frac{81 }{ 10000}}=\frac{\sqrt{81}}{\sqrt{10000}}=\frac{9}{100}=\frac{9}{100}\)
  3. \(\sqrt{0{,}0225}=\sqrt{\frac{225 }{ 10000}}=\frac{\sqrt{225}}{\sqrt{10000}}=\frac{15}{100}=\frac{3}{20}\)
  4. \(\sqrt{0{,}0025}=\sqrt{\frac{25 }{ 10000}}=\frac{\sqrt{25}}{\sqrt{10000}}=\frac{5}{100}=\frac{1}{20}\)
  5. \(\sqrt{0{,}0324}=\sqrt{\frac{324 }{ 10000}}=\frac{\sqrt{324}}{\sqrt{10000}}=\frac{18}{100}=\frac{9}{50}\)
  6. \(\sqrt{0{,}0144}=\sqrt{\frac{144 }{ 10000}}=\frac{\sqrt{144}}{\sqrt{10000}}=\frac{12}{100}=\frac{3}{25}\)
  7. \(\sqrt{0{,}0289}=\sqrt{\frac{289 }{ 10000}}=\frac{\sqrt{289}}{\sqrt{10000}}=\frac{17}{100}=\frac{17}{100}\)
  8. \(\sqrt{1{,}21}=\sqrt{\frac{121 }{ 100}}=\frac{\sqrt{121}}{\sqrt{100}}=\frac{11}{10}=\frac{11}{10}\)
  9. \(\sqrt{0{,}0016}=\sqrt{\frac{16 }{ 10000}}=\frac{\sqrt{16}}{\sqrt{10000}}=\frac{4}{100}=\frac{1}{25}\)
  10. \(\sqrt{0{,}0361}=\sqrt{\frac{361 }{ 10000}}=\frac{\sqrt{361}}{\sqrt{10000}}=\frac{19}{100}=\frac{19}{100}\)
  11. \(\sqrt{2{,}89}=\sqrt{\frac{289 }{ 100}}=\frac{\sqrt{289}}{\sqrt{100}}=\frac{17}{10}=\frac{17}{10}\)
  12. \(\sqrt{1{,}96}=\sqrt{\frac{196 }{ 100}}=\frac{\sqrt{196}}{\sqrt{100}}=\frac{14}{10}=\frac{7}{5}\)
Oefeningengenerator wiskundeoefeningen.be 2025-04-03 06:52:35
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