Question

Найдите значение выражения 11/20 + 1/8 - 0,4

Answer 1

$\frac{11}{20} + \frac{1}{8} - 0.4\\\frac{11}{20} + \frac{1}{8} - \frac{4}{10} \\\frac{22}{40} + \frac{5}{40} - \frac{16}{40} = \frac{11}{40}$

Answer 2

=22/40+5/40-16/40=27/40-16/40=11/40