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