Oblicz ułamki 3 1/9-1 5/9+2 4/9 = 6- (4 1/5 - 2 3/5) =

3 1/9-1 5/9+2 4/9 =28/9-14/9+22/9=14/9+22/9=4 6- (4 1/5 - 2 3/5) =6-(21/5-13/5)=6-8/5=22/5=4 2/5

[latex]3frac{1}{9}-1frac{5}{9}+2frac{4}{9}=3frac{1}{9}+2frac{4}{9}-1frac{5}{9}=5frac{5}{9}-1frac{5}{9}=4\ \ 6-(4frac{1}{5}-2frac{3}{5})=6-(3frac{6}{5}-2frac{3}{5})=6-1frac{3}{5}=4frac{2}{5}[/latex]