-14.73% is the change from 258 to 220
Calculation steps:
[( 220 - 258 ) ÷ 258] x 100 = -14.73%
Formula
Percentage change = [(220 - 258) / 258] x 100
Subtract the new number by the original number
220 - 258 = -38
-38 ÷ 258 = -0.14728682170542637
-0.14728682170542637 x 100 = -14.73%