Question

Comparati :
1)19supra36 - 10supra36 (<=>) 11supra16 -7supra16
2)56supra20 -43supra20 (<=>) 37supra31 -5supra31 .
Va rog ajutatima! ! !

Answer 1

Răspuns:

$\frac{19}{36} - \frac{10}{36} =\frac{9}{36} \\\frac{11}{16} -\frac{7}{16}=\frac{4}{16} \\\frac{9}{36} \leq\frac{4}{16}\\\frac{56}{20} -\frac{43}{20} =\frac{3}{20} \\\frac{37}{31} -\frac{5}{31} =\frac{32}{31} \\\frac{3}{20}\leq  \frac{32}{31}$