Breuken aftrekken (reeks 1)

Hoofdmenu Eentje per keer  🖨

Trek de breuken af

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

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Trek de breuken af

Verbetersleutel

1. \(\frac{7}{6}-\frac{4}{11}\\=\frac{77}{66}-\frac{24}{66}\\=\frac{77-24}{66}\\=\frac{53}{66}\)
2. \(\frac{8}{3}-\frac{10}{9}\\=\frac{24}{9}-\frac{10}{9}\\=\frac{24-10}{9}\\=\frac{14}{9}\)
3. \(\frac{4}{3}-\frac{7}{9}\\=\frac{12}{9}-\frac{7}{9}\\=\frac{12-7}{9}\\=\frac{5}{9}\)
4. \(\frac{7}{3}-\frac{8}{7}\\=\frac{49}{21}-\frac{24}{21}\\=\frac{49-24}{21}\\=\frac{25}{21}\)
5. \(\frac{5}{6}-\frac{5}{6}\\=\frac{5-5}{6}\\=\frac{0}{6}\\=0\)
6. \(\frac{5}{12}-\frac{2}{9}\\=\frac{15}{36}-\frac{8}{36}\\=\frac{15-8}{36}\\=\frac{7}{36}\)
7. \(\frac{6}{7}-\frac{4}{9}\\=\frac{54}{63}-\frac{28}{63}\\=\frac{54-28}{63}\\=\frac{26}{63}\)
8. \(\frac{10}{7}-\frac{4}{3}\\=\frac{30}{21}-\frac{28}{21}\\=\frac{30-28}{21}\\=\frac{2}{21}\)
9. \(\frac{8}{3}-\frac{6}{11}\\=\frac{88}{33}-\frac{18}{33}\\=\frac{88-18}{33}\\=\frac{70}{33}\)
10. \(\frac{5}{2}-\frac{6}{5}\\=\frac{25}{10}-\frac{12}{10}\\=\frac{25-12}{10}\\=\frac{13}{10}\)
11. \(\frac{8}{3}-\frac{2}{3}\\=\frac{8-2}{3}\\=\frac{6}{3}\\=2\)
12. \(\frac{6}{5}-\frac{2}{11}\\=\frac{66}{55}-\frac{10}{55}\\=\frac{66-10}{55}\\=\frac{56}{55}\)