Răspuns:
a)
[tex] \frac{1}{12} \times \frac{27}{10} = \frac{9}{40} [/tex]
b)
[tex] \frac{3}{25} \times \frac{15}{100} = \frac{9}{500} [/tex]
c)
[tex] \frac{27}{8} \times \frac{16}{10} = \frac{27}{5} = 5 \frac{2}{5} [/tex]
d)
[tex] - \frac{24}{10} \times ( - \frac{5}{36} ) = - \frac{12}{5} \times ( - \frac{5}{36} ) = \frac{1}{3} [/tex]
e)
[tex] - \frac{10}{21} \times ( - \frac{35}{10} ) = \frac{5}{3} [/tex]
f)
[tex] - \frac{7}{9} \times ( - \frac{33}{28} ) = \frac{11}{12} [/tex]
g)
[tex] - \frac{3}{8} \times ( - \frac{4}{3} ) = \frac{1}{2} [/tex]
h)
[tex] - \frac{3}{20} \times ( - \frac{5}{3} ) = \frac{1}{4} [/tex]
