Question

(86,15-4,378) + (3,2-0,987); 6,43 + (8,4-(5,96 +0,732)) - 4,5816. ​

Answer 1

Ответ:

1)

$83.945$

2)

$3.5564$

Пошаговое объяснение:

1)

$(86.15 - 4.378) + \\ + (3.2 - 0.987) = \\ = 81.772 + 2.213 = \\ = 83.985$

2)

$6.43 + (8.4 - (5.96 + \\ + 0.372)) - 4.5816 = \\ = 6.43 + (8.4 - 6.692) - \\ - 4.5816 = \\ = 6.43 + 1.708 - 4.5816 = \\ = 3.5564$