Question

Обчисліть: - (- 1,2 + 3²/5) - (41 / 3 - 65/б) даю 100 бал​

Answer 1

Пошаговое объяснение:

1) -(-1,2 + 3 2/5) = 1,2 - 3 2/5 = 1 2/10 - 3 2/5 =

1 2/10 - 3 4/10 = -2 2/10 = -2 1/5

2) 41/3 - 65/6 = 82/6 - 65/6 = 17/6 = 2 5/6

3) -2 1/5 - 2 5/6 = -2 6/30 - 2 25/30 =

-4 31/30 = -5 1/30