-58.53% is the change from 639 to 265
Calculation steps:
[( 265 - 639 ) ÷ 639] x 100 = -58.53%
Formula
Percentage change = [(265 - 639) / 639] x 100
Subtract the new number by the original number
265 - 639 = -374
-374 ÷ 639 = -0.5852895148669797
-0.5852895148669797 x 100 = -58.53%