-55.19% is the change from 645 to 289
Calculation steps:
[( 289 - 645 ) ÷ 645] x 100 = -55.19%
Formula
Percentage change = [(289 - 645) / 645] x 100
Subtract the new number by the original number
289 - 645 = -356
-356 ÷ 645 = -0.5519379844961241
-0.5519379844961241 x 100 = -55.19%