Question

решите пример 0-(-3 1/9),7/18-(-8/9)​

Answer 1

$0 - ( - 3\frac{1}{9} ) = 0 + 3 \frac{1}{9} = 3 \frac{1}{9}$
$\frac{7}{18 } - ( - \frac{8}{9} ) = \frac{7}{18} + \frac{8}{9} = \frac{7}{18} + \frac{16}{18} = \frac{23}{18} = 1 \frac{5}{18}$