Breuken optellen (reeks 1)

Hoofdmenu Eentje per keer 

Tel de breuken op

  1. \(\frac{8}{7}+\frac{2}{7}\)
  2. \(\frac{10}{7}+\frac{7}{5}\)
  3. \(\frac{9}{8}+\frac{4}{7}\)
  4. \(\frac{10}{7}+\frac{6}{5}\)
  5. \(\frac{10}{7}+\frac{4}{5}\)
  6. \(\frac{6}{7}+\frac{5}{7}\)
  7. \(\frac{6}{5}+\frac{4}{5}\)
  8. \(\frac{9}{2}+\frac{2}{3}\)
  9. \(\frac{9}{4}+\frac{5}{7}\)
  10. \(\frac{3}{2}+\frac{10}{9}\)
  11. \(\frac{9}{8}+\frac{4}{11}\)
  12. \(\frac{9}{4}+\frac{5}{3}\)

Tel de breuken op

Verbetersleutel

  1. \(\frac{8}{7}+\frac{2}{7}\\=\frac{8+2}{7}\\=\frac{10}{7}\)
  2. \(\frac{10}{7}+\frac{7}{5}\\=\frac{50}{35}+\frac{49}{35}\\=\frac{50+49}{35}\\=\frac{99}{35}\)
  3. \(\frac{9}{8}+\frac{4}{7}\\=\frac{63}{56}+\frac{32}{56}\\=\frac{63+32}{56}\\=\frac{95}{56}\)
  4. \(\frac{10}{7}+\frac{6}{5}\\=\frac{50}{35}+\frac{42}{35}\\=\frac{50+42}{35}\\=\frac{92}{35}\)
  5. \(\frac{10}{7}+\frac{4}{5}\\=\frac{50}{35}+\frac{28}{35}\\=\frac{50+28}{35}\\=\frac{78}{35}\)
  6. \(\frac{6}{7}+\frac{5}{7}\\=\frac{6+5}{7}\\=\frac{11}{7}\)
  7. \(\frac{6}{5}+\frac{4}{5}\\=\frac{6+4}{5}\\=\frac{10}{5}\\=2\)
  8. \(\frac{9}{2}+\frac{2}{3}\\=\frac{27}{6}+\frac{4}{6}\\=\frac{27+4}{6}\\=\frac{31}{6}\)
  9. \(\frac{9}{4}+\frac{5}{7}\\=\frac{63}{28}+\frac{20}{28}\\=\frac{63+20}{28}\\=\frac{83}{28}\)
  10. \(\frac{3}{2}+\frac{10}{9}\\=\frac{27}{18}+\frac{20}{18}\\=\frac{27+20}{18}\\=\frac{47}{18}\)
  11. \(\frac{9}{8}+\frac{4}{11}\\=\frac{99}{88}+\frac{32}{88}\\=\frac{99+32}{88}\\=\frac{131}{88}\)
  12. \(\frac{9}{4}+\frac{5}{3}\\=\frac{27}{12}+\frac{20}{12}\\=\frac{27+20}{12}\\=\frac{47}{12}\)
Oefeningengenerator wiskundeoefeningen.be 2025-07-11 14:28:16
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