Question

вычислите -1/4-5/7; -1/8-3/4; -6 1/2-3 5/7

Answer 1

$1) - frac{1}{4} - frac{5}{7} = - frac{27}{28}$

$2) - frac{1}{8} - frac{3}{4} = - frac{7}{8}$

$3) -6 frac{1}{2} -3 frac{5}{7} = -10 frac{3}{4}$