Question

2) Express as a rational number with denominator:
(a)36 (b)- 80​

Answer 1

Answer:

To make the denominator 36, we have to multiply numerator and denominator by 9. (3 x 9)/(4 x 9) = 27/36.

(b) To make the denominator -80, we have to multiply numerator and denominator by -20. 3 x (-20)/4 x (-20) = -60/-80.