Question

(-4 1/18-1 1/12+5 1/6):0,5+0,5

Answer 1

$(-4 frac{1}{18} -1 frac{1}{12} +5 frac{1}{6} ):0.5+0.5 = frac{7}{9} \ 1) -4 frac{1}{18} -1 frac{1}{12} +5 frac{1}{6} =-4 frac{2}{36} -1 frac{3}{36} +5 frac{6}{36} = frac{5}{36} \ 2) frac{5}{36} : frac{1}{2} = frac{5*2}{36} = frac{5}{18} \ 3) frac{5}{18} + frac{1}{2} = frac{5}{18} + frac{9}{18} = frac{14}{18} = frac{7}{9}$