Breuken aftrekken (reeks 1)

Hoofdmenu Eentje per keer  🖨

Trek de breuken af

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

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Trek de breuken af

Verbetersleutel

1. \(\frac{7}{5}-\frac{4}{11}\\=\frac{77}{55}-\frac{20}{55}\\=\frac{77-20}{55}\\=\frac{57}{55}\)
2. \(\frac{10}{3}-\frac{2}{3}\\=\frac{10-2}{3}\\=\frac{8}{3}\)
3. \(\frac{6}{5}-\frac{3}{5}\\=\frac{6-3}{5}\\=\frac{3}{5}\)
4. \(\frac{7}{3}-\frac{3}{11}\\=\frac{77}{33}-\frac{9}{33}\\=\frac{77-9}{33}\\=\frac{68}{33}\)
5. \(\frac{3}{2}-\frac{7}{5}\\=\frac{15}{10}-\frac{14}{10}\\=\frac{15-14}{10}\\=\frac{1}{10}\)
6. \(\frac{4}{3}-\frac{3}{4}\\=\frac{16}{12}-\frac{9}{12}\\=\frac{16-9}{12}\\=\frac{7}{12}\)
7. \(\frac{8}{5}-\frac{4}{3}\\=\frac{24}{15}-\frac{20}{15}\\=\frac{24-20}{15}\\=\frac{4}{15}\)
8. \(\frac{5}{2}-\frac{2}{3}\\=\frac{15}{6}-\frac{4}{6}\\=\frac{15-4}{6}\\=\frac{11}{6}\)
9. \(\frac{6}{7}-\frac{5}{6}\\=\frac{36}{42}-\frac{35}{42}\\=\frac{36-35}{42}\\=\frac{1}{42}\)
10. \(\frac{6}{5}-\frac{6}{7}\\=\frac{42}{35}-\frac{30}{35}\\=\frac{42-30}{35}\\=\frac{12}{35}\)
11. \(\frac{10}{3}-\frac{4}{9}\\=\frac{30}{9}-\frac{4}{9}\\=\frac{30-4}{9}\\=\frac{26}{9}\)
12. \(\frac{10}{3}-\frac{3}{4}\\=\frac{40}{12}-\frac{9}{12}\\=\frac{40-9}{12}\\=\frac{31}{12}\)