-58.91% is the change from 645 to 265
Calculation steps:
[( 265 - 645 ) ÷ 645] x 100 = -58.91%
Formula
Percentage change = [(265 - 645) / 645] x 100
Subtract the new number by the original number
265 - 645 = -380
-380 ÷ 645 = -0.5891472868217055
-0.5891472868217055 x 100 = -58.91%