W obu zadaniach do wstawienia pogrubione wyniki. [latex]11)\frac23*old{frac32} = 1\\frac43*old{frac12}=frac23\\frac12*old{frac{26}{7}} = frac{13}7\\old{frac14}*frac85 = frac25\\old{frac53}*frac65 = 2\\old{frac49}*frac32 = frac23[/latex] Zad 12 [latex]1frac14*0,8 = frac54*frac8{10} = old{1}*frac13 = old{frac13}*1,5 = frac13*frac32 = old{frac12}*4,8 = \=0,5*4,8 = old{2,4}\\frac1{13}*frac{39}{100} = old{frac3{100}}*40 = old{frac{12}{10} = 1,2}*3 = old{3,6}*frac23 = frac{36}{10}*frac23 = frac{12}{5} = frac{24}{10} = old{2,4}[/latex] [latex]\\2frac15*2frac3{22} = frac{11}{5}*frac{47}{22} = old{frac{47}{10}}*frac2{47} = old{frac1{5}}*2,625 = frac1{5}*frac{2625}{1000} =\\= frac1{5}*frac{21}8 = old{frac{21}{40}}*4frac47 = frac{21}{40}*frac{32}{7} = old{2,4}[/latex]
