Спрайк Спрайкович
Мастер
(1606)
8 часов назад
-1 2/5 = -7/5
4 1/8 = 33/8
-7/5 - (-5.7 + 33/8) = ?
-5.7 = -57/10
-7/5 = -56/40
-57/10 = -228/40
33/8 = 165/40
-56/40 - (-228/40 + 165/40) = ?
-56/40 - (-63/40) = ?
-56/40 + 63/40 = 7/40
7/40 = 0.175
Ответ:
-1 2/5 - (-5,7 + 4 1/8) = 0.175