(5,0/1,25+1,4*7/11-3/11)*4 1/8=? решите плз

[latex]frac{50,8}{11} * frac{33}{8} = frac{508}{110} * frac{33}{8} = frac{16764}{880} =19,05[/latex][latex] (frac{0,5}{1,25} + frac{1,4*7}{11} - frac{3}{11} )*4 frac{1}{8} =(4+ frac{9,8}{11} - frac{3}{11})* frac{33}{8} =(4+ frac{6,8}{11})* frac{33}{8} [/latex]

1)0,5/1,25=5/10*100/125=2/52)14/10*7/11=98/1103)2/5+98/110-3/11=44+98-30/110=142-30/110=112/1104)112/110*33/8=21/5