Breuken aftrekken (reeks 1)

Hoofdmenu Eentje per keer  🖨

Trek de breuken af

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

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Trek de breuken af

Verbetersleutel

1. \(\frac{4}{3}-\frac{9}{10}\\=\frac{40}{30}-\frac{27}{30}\\=\frac{40-27}{30}\\=\frac{13}{30}\)
2. \(\frac{10}{7}-\frac{8}{7}\\=\frac{10-8}{7}\\=\frac{2}{7}\)
3. \(\frac{9}{4}-\frac{6}{11}\\=\frac{99}{44}-\frac{24}{44}\\=\frac{99-24}{44}\\=\frac{75}{44}\)
4. \(\frac{10}{3}-\frac{3}{10}\\=\frac{100}{30}-\frac{9}{30}\\=\frac{100-9}{30}\\=\frac{91}{30}\)
5. \(\frac{7}{2}-\frac{5}{6}\\=\frac{21}{6}-\frac{5}{6}\\=\frac{21-5}{6}\\=\frac{16}{6}\\=\frac{8}{3}\)
6. \(\frac{6}{5}-\frac{2}{5}\\=\frac{6-2}{5}\\=\frac{4}{5}\)
7. \(\frac{9}{2}-\frac{10}{3}\\=\frac{27}{6}-\frac{20}{6}\\=\frac{27-20}{6}\\=\frac{7}{6}\)
8. \(\frac{3}{2}-\frac{7}{10}\\=\frac{15}{10}-\frac{7}{10}\\=\frac{15-7}{10}\\=\frac{8}{10}\\=\frac{4}{5}\)
9. \(\frac{4}{7}-\frac{2}{5}\\=\frac{20}{35}-\frac{14}{35}\\=\frac{20-14}{35}\\=\frac{6}{35}\)
10. \(\frac{7}{2}-\frac{6}{5}\\=\frac{35}{10}-\frac{12}{10}\\=\frac{35-12}{10}\\=\frac{23}{10}\)
11. \(\frac{2}{3}-\frac{4}{9}\\=\frac{6}{9}-\frac{4}{9}\\=\frac{6-4}{9}\\=\frac{2}{9}\)
12. \(\frac{9}{2}-\frac{7}{10}\\=\frac{45}{10}-\frac{7}{10}\\=\frac{45-7}{10}\\=\frac{38}{10}\\=\frac{19}{5}\)