Răspuns:
10. a) [tex]\frac{7}{9}[/tex] = [tex]\frac{7*5}{9*5}[/tex]= [tex]\frac{35}{45}[/tex] [tex]\frac{5}{3} = \frac{5*5}{3*5} =\frac{25}{15}[/tex] [tex]\frac{11}{15} = \frac{11*5}{15*5} = \frac{55}{75}[/tex]
b) [tex]\frac{7}{9} = \frac{7*3}{9*3} =\frac{21}{27}[/tex] [tex]\frac{5}{3} = \frac{15}{9}[/tex] [tex]\frac{11}{15} = \frac{33}{45}[/tex]
c) [tex]\frac{7}{9} = \frac{70}{90}[/tex] [tex]\frac{5}{3} = \frac{50}{30}[/tex] [tex]\frac{11}{15} =\frac{110}{150}[/tex]
d) [tex]\frac{7}{9} = \frac{56}{72}[/tex] [tex]\frac{5}{3} = \frac{40}{24}[/tex] [tex]\frac{11}{15} = \frac{88}{120}[/tex]
6.a) [tex]\frac{2}{3} = \frac{12}{18}[/tex] b) [tex]\frac{4}{5} =\frac{20}{25}[/tex] c) [tex]\frac{1}{8} = \frac{2}{16}[/tex] d) [tex]\frac{10}{11} =\frac{40}{44}[/tex]
7. a) [tex]\frac{4}{5}[/tex] b) [tex]\frac{2}{3}[/tex] c) [tex]\frac{7}{10}[/tex]
d) [tex]\frac{3}{4}[/tex] e) [tex]\frac{4}{5}[/tex] f) [tex]\frac{3}{4}[/tex]
se imparte fractia cu 6, 3 ( si numaratorul si numitorul)
