Question

Dau coroană dau coroană

Answer 1

$a)\frac{4}{5} * \frac{5}{4} * \frac{2}{3} =\frac{2}{3}$ (se reduc 4/5 cu 5/4)

$b)\frac{13}{3} * (\frac{5}{3} *\frac{3}{5})=\frac{13}{3}$ (se reduc 5/3 cu 3/5)

$c)\frac{17}{7} * \frac{7}{17} * \frac{9}{8} = \frac{9}{8}$ (se reduc 17/7 cu 7/17)