Question

Va rog mult .. ...... ...... .

Answer 1

1.
a.
$\frac{11}{10} - \frac{7}{10} = \frac{4}{10}$
b.
$\frac{12}{23} - \frac{4}{23} = \frac{8}{23}$
c.
$\frac{31}{9} - \frac{26}{9} = \frac{5}{9}$
d.
$\frac{19}{35} - \frac{14}{35} = \frac{5}{35} = \frac{1}{7}$
2. Iti scriu direct scaderile, ca n am cum sa ti arat amplificarile.
a.
$\frac{4}{12} - \frac{3}{12} = \frac{1}{12}$
b.
$\frac{15 - 14}{35} = \frac{1}{35}$
c.
$\frac{15 - 8}{20} = \frac{7}{20}$
d.
$\frac{8 - 5}{24} = \frac{3}{24} = \frac{1}{8}$
e.
$\frac{5 - 2}{55} = \frac{3}{55}$
f.
$\frac{1}{12} - \frac{1}{18} = \frac{3 - 2}{36} = \frac{1}{36}$
g.
$\frac{176 - 143}{66} = \frac{33}{66} = \frac{1}{2}$
h.
$\frac{21978 - 17871}{6993} = \frac{4107}{6993}$