Вычислите: -1.5-3 4/5 - 8 3/20= - 2 5/8 - 9.25 - 3/4

Question

Вычислите:
-1.5-3 4/5 - 8 3/20=
- 2 5/8 - 9.25 - 3/4

Answer 1

-1.5  -   3  4/5   -   8  3/20  = 
= - 1.5   -  3.8  -  8.15 =
= - |1.5 +3.8 +8.15|=
=- 13.45

- 2  5/8   -  9.25   -  3/4 =
= - 2.625    -  9.25   -  0.75 =
= - | 2.625 + 9.25 +0.75|=
= - | 2.625 +10|=
= - 12.625