-88% is the change from 300 to 36
Calculation steps:
[( 36 - 300 ) ÷ 300] x 100 = -88%
Formula
Percentage change = [(36 - 300) / 300] x 100
Subtract the new number by the original number
36 - 300 = -264
-264 ÷ 300 = -0.88
-0.88 x 100 = -88%
Example