Odpowiedź :
Zadanie 2
a) 1 [tex]\frac{1}{1}[/tex] [tex]\frac{7}{7}[/tex] [tex]\frac{9}{9}[/tex]
b) 13 [tex]\frac{13}{1}[/tex] [tex]\frac{26}{2}[/tex] [tex]\frac{39}{3}[/tex]
c) -15 [tex]\frac{-30}{2}[/tex] [tex]\frac{75}{-5}[/tex] [tex]\frac{15}{-1}[/tex]
Zadanie 3
a) [tex]1\frac{2}{3} = 1 + \frac{2}{3} = \frac{3}{3} + \frac{2}{3} =\frac{5}{3}[/tex]
b) [tex]2\frac{4}{7} = 2 + \frac{4}{7} = \frac{14}{7} + \frac{4}{7} = \frac{18}{7}[/tex]
c) [tex]5\frac{1}{6} = 5 + \frac{1}{6} = \frac{30}{6} + \frac{1}{6} = \frac{31}{6}[/tex]