Question

plzz sloveit with steps and method​

Answer 1

Answer:

-1 1/6, -5/24, -8 3/4, 1.

Step-by-step explanation:

a. -4/15 -9/10 = (-8-27)/30 = -35/30 = -7/6 = -1 1/6

b. 5/12 +(-5/8) = 5/12-5/8 = (10-15)/24 = -5/24

c. -90/11 * -77/72

Let's reduce: we get, -35/4= -8 3/4

d. (5/9)/(15/27)

=5/9 * 27/15

Let's reduce: we get, 1.

Use your brain and you will understand it. It's easy.