-73.33% is the change from 135 to 36
Calculation steps:
[( 36 - 135 ) ÷ 135] x 100 = -73.33%
Formula
Percentage change = [(36 - 135) / 135] x 100
Subtract the new number by the original number
36 - 135 = -99
-99 ÷ 135 = -0.7333333333333333
-0.7333333333333333 x 100 = -73.33%