-39.53% is the change from 215 to 130
Calculation steps:
[( 130 - 215 ) ÷ 215] x 100 = -39.53%
Formula
Percentage change = [(130 - 215) / 215] x 100
Subtract the new number by the original number
130 - 215 = -85
-85 ÷ 215 = -0.3953488372093023
-0.3953488372093023 x 100 = -39.53%