-88.37% is the change from 215 to 25
Calculation steps:
[( 25 - 215 ) ÷ 215] x 100 = -88.37%
Formula
Percentage change = [(25 - 215) / 215] x 100
Subtract the new number by the original number
25 - 215 = -190
-190 ÷ 215 = -0.8837209302325582
-0.8837209302325582 x 100 = -88.37%