Breuken delen (reeks 2)

Hoofdmenu Eentje per keer 

Deel de breuken

  1. \(\frac{12}{-3} : \left(\frac{3}{-4}\right)\)
  2. \(\frac{-4}{-13} : \left(\frac{-7}{-9}\right)\)
  3. \(\frac{-12}{-6} : \left(\frac{5}{-2}\right)\)
  4. \(\frac{12}{-5} : \frac{2}{2}\)
  5. \(\frac{-3}{-13} : \left(\frac{6}{-3}\right)\)
  6. \(\frac{-8}{5} : \left(\frac{6}{-2}\right)\)
  7. \(\frac{-7}{-15} : \frac{4}{7}\)
  8. \(\frac{7}{-11} : \frac{12}{3}\)
  9. \(\frac{9}{-8} : \left(\frac{-8}{-7}\right)\)
  10. \(\frac{-2}{-2} : \left(\frac{-3}{7}\right)\)
  11. \(\frac{-12}{15} : \left(\frac{-10}{9}\right)\)
  12. \(\frac{-4}{11} : \left(\frac{-9}{15}\right)\)

Deel de breuken

Verbetersleutel

  1. \(\frac{12}{-3} : \left(\frac{3}{-4}\right)\\=+\frac{4}{1} : \frac{3}{4}\\=+\frac{4}{1} . \frac{4}{3}\\=\frac{4.4}{1.3}\\=\frac{16}{3}\)
  2. \(\frac{-4}{-13} : \left(\frac{-7}{-9}\right)\\=+\frac{4}{13} . \frac{9}{7}\\=\frac{4.9}{13.7}\\=\frac{36}{91}\)
  3. \(\frac{-12}{-6} : \left(\frac{5}{-2}\right)\\=-\frac{2}{1} : \frac{5}{2}\\=-\frac{2}{1} . \frac{2}{5}\\=-\frac{2.2}{1.5}\\=-\frac{4}{5}\)
  4. \(\frac{12}{-5} : \frac{2}{2}\\=-\frac{12}{5} : \frac{1}{1}\\=-\frac{12}{5} . \frac{1}{1}\\=-\frac{12.1}{5.1}\\=-\frac{12}{5}\)
  5. \(\frac{-3}{-13} : \left(\frac{6}{-3}\right)\\=-\frac{3}{13} : \frac{2}{1}\\=-\frac{3}{13} . \frac{1}{2}\\=-\frac{3.1}{13.2}\\=-\frac{3}{26}\)
  6. \(\frac{-8}{5} : \left(\frac{6}{-2}\right)\\=+\frac{8}{5} : \frac{3}{1}\\=+\frac{8}{5} . \frac{1}{3}\\=\frac{8.1}{5.3}\\=\frac{8}{15}\)
  7. \(\frac{-7}{-15} : \frac{4}{7}\\=+\frac{7}{15} . \frac{7}{4}\\=\frac{7.7}{15.4}\\=\frac{49}{60}\)
  8. \(\frac{7}{-11} : \frac{12}{3}\\=-\frac{7}{11} : \frac{4}{1}\\=-\frac{7}{11} . \frac{1}{4}\\=-\frac{7.1}{11.4}\\=-\frac{7}{44}\)
  9. \(\frac{9}{-8} : \left(\frac{-8}{-7}\right)\\=-\frac{9}{8} . \frac{7}{8}\\=-\frac{9.7}{8.8}\\=-\frac{63}{64}\)
  10. \(\frac{-2}{-2} : \left(\frac{-3}{7}\right)\\=-\frac{1}{1} : \frac{3}{7}\\=-\frac{1}{1} . \frac{7}{3}\\=-\frac{1.7}{1.3}\\=-\frac{7}{3}\)
  11. \(\frac{-12}{15} : \left(\frac{-10}{9}\right)\\=+\frac{4}{5} : \frac{10}{9}\\=+\frac{4}{5} . \frac{9}{10}\\=\frac{4.9}{5.10}\\=\frac{36}{50}\\=\frac{18}{25}\)
  12. \(\frac{-4}{11} : \left(\frac{-9}{15}\right)\\=+\frac{4}{11} : \frac{3}{5}\\=+\frac{4}{11} . \frac{5}{3}\\=\frac{4.5}{11.3}\\=\frac{20}{33}\)
Oefeningengenerator vanhoeckes.be/wiskunde 2022-06-27 08:19:27