Question

Add the following rational numbers:
1) -7/27 and 5/18
2) -5/36 and -7/12.

Answer 1

Answer:

1) 1/54

2) -13/18

Step-by-step explanation:

-7/27 + 5/18 = ((-7 x 18) + (27 x 5))/(27x18) = 1/54

-5/36 + -7/12 = -5/36 + (-7x3) / (12 x 3)

= -5+(-21)/36 = -26/36 = -13/18