Rekenen met wortels (reeks 2)

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Reken uit

  1. \(\sqrt{0{,}0049}\)
  2. \(\sqrt{0{,}0004}\)
  3. \(\sqrt{0{,}0196}\)
  4. \(\sqrt{0{,}0081}\)
  5. \(\sqrt{1{,}44}\)
  6. \(\sqrt{2{,}56}\)
  7. \(\sqrt{1{,}96}\)
  8. \(\sqrt{3{,}24}\)
  9. \(\sqrt{0{,}04}\)
  10. \(\sqrt{0{,}64}\)
  11. \(\sqrt{0{,}16}\)
  12. \(\sqrt{0{,}0009}\)

Reken uit

Verbetersleutel

  1. \(\sqrt{0{,}0049}=\sqrt{\frac{49 }{ 10000}}=\frac{\sqrt{49}}{\sqrt{10000}}=\frac{7}{100}=\frac{7}{100}\)
  2. \(\sqrt{0{,}0004}=\sqrt{\frac{4 }{ 10000}}=\frac{\sqrt{4}}{\sqrt{10000}}=\frac{2}{100}=\frac{1}{50}\)
  3. \(\sqrt{0{,}0196}=\sqrt{\frac{196 }{ 10000}}=\frac{\sqrt{196}}{\sqrt{10000}}=\frac{14}{100}=\frac{7}{50}\)
  4. \(\sqrt{0{,}0081}=\sqrt{\frac{81 }{ 10000}}=\frac{\sqrt{81}}{\sqrt{10000}}=\frac{9}{100}=\frac{9}{100}\)
  5. \(\sqrt{1{,}44}=\sqrt{\frac{144 }{ 100}}=\frac{\sqrt{144}}{\sqrt{100}}=\frac{12}{10}=\frac{6}{5}\)
  6. \(\sqrt{2{,}56}=\sqrt{\frac{256 }{ 100}}=\frac{\sqrt{256}}{\sqrt{100}}=\frac{16}{10}=\frac{8}{5}\)
  7. \(\sqrt{1{,}96}=\sqrt{\frac{196 }{ 100}}=\frac{\sqrt{196}}{\sqrt{100}}=\frac{14}{10}=\frac{7}{5}\)
  8. \(\sqrt{3{,}24}=\sqrt{\frac{324 }{ 100}}=\frac{\sqrt{324}}{\sqrt{100}}=\frac{18}{10}=\frac{9}{5}\)
  9. \(\sqrt{0{,}04}=\sqrt{\frac{4 }{ 100}}=\frac{\sqrt{4}}{\sqrt{100}}=\frac{2}{10}=\frac{1}{5}\)
  10. \(\sqrt{0{,}64}=\sqrt{\frac{64 }{ 100}}=\frac{\sqrt{64}}{\sqrt{100}}=\frac{8}{10}=\frac{4}{5}\)
  11. \(\sqrt{0{,}16}=\sqrt{\frac{16 }{ 100}}=\frac{\sqrt{16}}{\sqrt{100}}=\frac{4}{10}=\frac{2}{5}\)
  12. \(\sqrt{0{,}0009}=\sqrt{\frac{9 }{ 10000}}=\frac{\sqrt{9}}{\sqrt{10000}}=\frac{3}{100}=\frac{3}{100}\)
Oefeningengenerator wiskundeoefeningen.be 2025-04-04 04:08:38
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