Odpowiedź:
g)
[tex]\frac{13}{8} -(-\frac{8}{3} +\frac{1}{4} )=\frac{13}{8} +\frac{8}{3} -\frac{1}{4}=\frac{39}{24} +\frac{64}{24} -\frac{6}{24} =\frac{97}{24}=4\frac{1}{24}[/tex]
h)
[tex]\frac{7}{5} -\frac{31}{8} -\frac{1}{8} =\frac{56}{40} -\frac{155}{40} -\frac{5}{40} =-\frac{104}{40} =-2\frac{24}{40}=-2\frac{3}{5}[/tex]
i)
[tex]\frac{1}{2} -\frac{1}{3} -(\frac{1}{4} -\frac{1}{5} )=\frac{3}{6} -\frac{2}{6} -\frac{5}{20}+\frac{4}{20}=\frac{1}{6} -\frac{1}{20} =\frac{20}{120} -\frac{6}{120} =\frac{14}{120}[/tex]
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Odpowiedź:
g)
[tex]\frac{13}{8} -(-\frac{8}{3} +\frac{1}{4} )=\frac{13}{8} +\frac{8}{3} -\frac{1}{4}=\frac{39}{24} +\frac{64}{24} -\frac{6}{24} =\frac{97}{24}=4\frac{1}{24}[/tex]
h)
[tex]\frac{7}{5} -\frac{31}{8} -\frac{1}{8} =\frac{56}{40} -\frac{155}{40} -\frac{5}{40} =-\frac{104}{40} =-2\frac{24}{40}=-2\frac{3}{5}[/tex]
i)
[tex]\frac{1}{2} -\frac{1}{3} -(\frac{1}{4} -\frac{1}{5} )=\frac{3}{6} -\frac{2}{6} -\frac{5}{20}+\frac{4}{20}=\frac{1}{6} -\frac{1}{20} =\frac{20}{120} -\frac{6}{120} =\frac{14}{120}[/tex]
Szczegółowe wyjaśnienie: