Найдите значение выражения 1) 1/2+3/4-5/8                                                       2)(1/10+3/5)*15 целых б)2/3+1/6-1/2                                                         б)12целых(2/3-1/4) в)5/8-(2/3-5/12)    ...

1) а) [latex]\frac{1}{2}+\frac{3}{4}-\frac{5}{8}=\frac{5}{8}[/latex]   б) [latex]\frac{2}{3}+\frac{1}{6}-\frac{1}{2}=\frac{2}{6}=\frac{1}{3}[/latex]   в) [latex]\frac{5}{8}-(\frac{2}{3}-\frac{5}{12})=\frac{3}{8}[/latex]   [latex]1)\frac{2}{3}-\frac{5}{12}=\frac{3}{12}=\frac{1}{4}[/latex]   [latex]2) \frac{5}{8}-\frac{1}{4}=\frac{3}{8}[/latex]   г) [latex]\frac{1}{2}+(\frac{3}{5}-\frac{1}{3})=\frac{23}{30}[/latex]   [latex]1)\frac{3}{5}-\frac{1}{3}=\frac{4}{15}[/latex]   [latex]2)\frac{1}{2}+\frac{4}{15}=\frac{23}{30}[/latex]   2) а) [latex](\frac{1}{10}+\frac{3}{5})*15=9[/latex]   [latex]1)\frac{1}{10}+\frac{3}{5}=\frac{6}{10}=\frac{3}{5}[/latex]   [latex]2)\frac{3}{5}*15=9[/latex]   б) [latex]12*(\frac{2}{3}-\frac{1}{4})=5[/latex]   [latex]1)\frac{2}{3}-\frac{1}{4}=\frac{5}{12}[/latex]   [latex]2)\frac{5}{12}*12=5[/latex]   в) [latex]\frac{1}{10}+\frac{3}{5}*\frac{1}{4}=\frac{1}{4}[/latex]   [latex]1)\frac{3}{5}*\frac{1}{4}=\frac{3}{20}[/latex]   [latex]2)\frac{3}{20}+\frac{1}{10}=\frac{5}{20}=\frac{1}{4}[/latex]   г) [latex]2\frac{1}{2}-\frac{3}{5}*\frac{5}{6}=2[/latex]   [latex]1)\frac{3}{5}*\frac{5}{6}=\frac{1}{2}[/latex]   [latex]2) 2\frac{1}{2}-\frac{1}{2}=2[/latex]