Звести до найменшого спільного знаменника зроби :5/9і7/12; б)33/72і17/36; в)2/35,5/42і4/105.

[latex]\frac{5}{9}=\frac{5*4}{9*4}=\frac{20}{36}[/latex] [latex]\frac{7}{12}=\frac{7*3}{12*3}=\frac{21}{36}[/latex] ------------------------------------------ [latex]\frac{33}{72}[/latex] [latex]\frac{17}{36}=\frac{17*2}{36*2}=\frac{34}{72}[/latex] ---------------------------------------------------- [latex]\frac{2}{35}=\frac{2*6}{35*6}=\frac{12}{210}[/latex] [latex]\frac{5}{42}=\frac{5*5}{42*5}=\frac{25}{210}[/latex] [latex]\frac{4}{105}=\frac{4*2}{105*2}=\frac{8}{210}[/latex]