-19.38% is the change from 258 to 208
Calculation steps:
[( 208 - 258 ) ÷ 258] x 100 = -19.38%
Formula
Percentage change = [(208 - 258) / 258] x 100
Subtract the new number by the original number
208 - 258 = -50
-50 ÷ 258 = -0.1937984496124031
-0.1937984496124031 x 100 = -19.38%