-95% is the change from 360 to 18
Calculation steps:
[( 18 - 360 ) ÷ 360] x 100 = -95%
Formula
Percentage change = [(18 - 360) / 360] x 100
Subtract the new number by the original number
18 - 360 = -342
-342 ÷ 360 = -0.95
-0.95 x 100 = -95%
Example