Răspuns:
a)[tex] \frac{3}{5} \div \frac{6}{7} = \frac{3}{5} \times \frac{7}{6} = \frac{7}{10} [/tex]
b)[tex] \frac{1}{6} \div \frac{7}{12} = \frac{1}{6} \times \frac{12}{7} = \frac{2}{7} [/tex]
c)[tex] \frac{1}{3} \div \frac{2}{9} = \frac{1}{3} \times \frac{9}{2} = \frac{3}{2} [/tex]
d) [tex] \frac{1}{9} \div \frac{1}{7} = \frac{1}{9} \times \frac{7}{1} = \frac{7}{9} [/tex]
nu înțeleg mai departe
