Breuken aftrekken (reeks 1)

Hoofdmenu Eentje per keer  🖨

Trek de breuken af

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

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Trek de breuken af

Verbetersleutel

1. \(\frac{6}{5}-\frac{10}{11}\\=\frac{66}{55}-\frac{50}{55}\\=\frac{66-50}{55}\\=\frac{16}{55}\)
2. \(\frac{7}{5}-\frac{7}{10}\\=\frac{14}{10}-\frac{7}{10}\\=\frac{14-7}{10}\\=\frac{7}{10}\)
3. \(\frac{10}{3}-\frac{9}{4}\\=\frac{40}{12}-\frac{27}{12}\\=\frac{40-27}{12}\\=\frac{13}{12}\)
4. \(\frac{10}{3}-\frac{7}{5}\\=\frac{50}{15}-\frac{21}{15}\\=\frac{50-21}{15}\\=\frac{29}{15}\)
5. \(\frac{7}{2}-\frac{9}{7}\\=\frac{49}{14}-\frac{18}{14}\\=\frac{49-18}{14}\\=\frac{31}{14}\)
6. \(\frac{8}{5}-\frac{4}{7}\\=\frac{56}{35}-\frac{20}{35}\\=\frac{56-20}{35}\\=\frac{36}{35}\)
7. \(\frac{8}{3}-\frac{2}{11}\\=\frac{88}{33}-\frac{6}{33}\\=\frac{88-6}{33}\\=\frac{82}{33}\)
8. \(\frac{7}{3}-\frac{8}{11}\\=\frac{77}{33}-\frac{24}{33}\\=\frac{77-24}{33}\\=\frac{53}{33}\)
9. \(\frac{7}{8}-\frac{3}{7}\\=\frac{49}{56}-\frac{24}{56}\\=\frac{49-24}{56}\\=\frac{25}{56}\)
10. \(\frac{5}{3}-\frac{3}{5}\\=\frac{25}{15}-\frac{9}{15}\\=\frac{25-9}{15}\\=\frac{16}{15}\)
11. \(\frac{10}{9}-\frac{7}{9}\\=\frac{10-7}{9}\\=\frac{3}{9}\\=\frac{1}{3}\)
12. \(\frac{5}{3}-\frac{3}{10}\\=\frac{50}{30}-\frac{9}{30}\\=\frac{50-9}{30}\\=\frac{41}{30}\)