RATUNKU !!!! chodzi o przykłady: zad 5 f zad 6 a,b,c

Zadanie 5f) [latex]1frac{5}{18}*27-9frac{28}{56}:38=frac{23*27}{18}-frac{532}{56}*frac{1}{38} = frac{621}{18}-frac{14}{56} = 34frac{9}{18} - frac{1}{4} = 34frac{1}{2} - frac{1}{4} =34,5 - 0,25 = 34,25[/latex]Zadanie 6a) [latex] (5frac{1}{6}+2frac{5}{8}):(7frac{8}{9}-3frac{40}{45}) = (frac{31}{6}+frac{21}{8}):(7frac{8}{9}-3frac{8}{9}) = (frac{124}{24}+frac{63}{24}):4= frac{187}{24}*frac{1}{4}=frac{187}{96}=1frac{91}{96}[/latex]b) [latex](3frac{3}{5}:9-4frac{1}{2}:18)*(14*frac{11}{7}+1frac{1}{3}*3)=(frac{18}{5}*frac{1}{9}-frac{9}{2}*frac{1}{18})*(2*11+frac{4}{3}*3) = (frac{2}{5}-frac{1}{4})*(22+4) = (frac{8}{20}-frac{5}{20})*26=frac{3}{20}*26= frac{78}{20} =3frac{18}{20}=3frac{9}{10}[/latex]c) [latex](8*1 frac{1}{12} +4*1 frac{1}{18}-12 frac{40}{45})*(38 frac{32}{128} - 37 frac{126}{512})= (8*frac{13}{12} +4*frac{19}{18}-12frac{8}{9})*(38 frac{128}{512} - 37frac{126}{512})=(frac{104}{12} +frac{76}{18}-frac{116}{9})*(1frac{2}{512})=(frac{936}{108}+frac{456}{108}-frac{1392}{108})*(frac{514}{512})=(frac{1392}{108}-frac{1392}{108})*(frac{514}{512})=0*(frac{514}{512})=0 [/latex]