-62.5% is the change from 360 to 135
Calculation steps:
[( 135 - 360 ) ÷ 360] x 100 = -62.5%
Formula
Percentage change = [(135 - 360) / 360] x 100
Subtract the new number by the original number
135 - 360 = -225
-225 ÷ 360 = -0.625
-0.625 x 100 = -62.5%