Question

5.4 + (-5 1/4) + (-1 1/12)

Answer 1

Пошаговое объяснение:

$5.4 + ( - 5 \frac{1}{4}) + ( - 1 \frac{1}{12}) = \frac{27}{5} - 5 \frac{1}{4} - 1 \frac{1}{12} = \frac{27}{5} - \frac{21}{4 } - \frac{13}{12} = - \frac{14}{15}$