Breuken aftrekken (reeks 1)

Hoofdmenu Eentje per keer  🖨

Trek de breuken af

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

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Trek de breuken af

Verbetersleutel

1. \(\frac{5}{6}-\frac{4}{11}\\=\frac{55}{66}-\frac{24}{66}\\=\frac{55-24}{66}\\=\frac{31}{66}\)
2. \(\frac{7}{8}-\frac{3}{5}\\=\frac{35}{40}-\frac{24}{40}\\=\frac{35-24}{40}\\=\frac{11}{40}\)
3. \(\frac{10}{3}-\frac{5}{9}\\=\frac{30}{9}-\frac{5}{9}\\=\frac{30-5}{9}\\=\frac{25}{9}\)
4. \(\frac{6}{5}-\frac{9}{8}\\=\frac{48}{40}-\frac{45}{40}\\=\frac{48-45}{40}\\=\frac{3}{40}\)
5. \(\frac{8}{5}-\frac{3}{10}\\=\frac{16}{10}-\frac{3}{10}\\=\frac{16-3}{10}\\=\frac{13}{10}\)
6. \(\frac{7}{8}-\frac{6}{11}\\=\frac{77}{88}-\frac{48}{88}\\=\frac{77-48}{88}\\=\frac{29}{88}\)
7. \(\frac{10}{7}-\frac{3}{4}\\=\frac{40}{28}-\frac{21}{28}\\=\frac{40-21}{28}\\=\frac{19}{28}\)
8. \(\frac{5}{6}-\frac{5}{9}\\=\frac{15}{18}-\frac{10}{18}\\=\frac{15-10}{18}\\=\frac{5}{18}\)
9. \(\frac{9}{4}-\frac{6}{5}\\=\frac{45}{20}-\frac{24}{20}\\=\frac{45-24}{20}\\=\frac{21}{20}\)
10. \(\frac{8}{3}-\frac{8}{3}\\=\frac{8-8}{3}\\=\frac{0}{3}\\=0\)
11. \(\frac{5}{2}-\frac{10}{9}\\=\frac{45}{18}-\frac{20}{18}\\=\frac{45-20}{18}\\=\frac{25}{18}\)
12. \(\frac{10}{3}-\frac{7}{11}\\=\frac{110}{33}-\frac{21}{33}\\=\frac{110-21}{33}\\=\frac{89}{33}\)