-54.3% is the change from 628 to 287
Calculation steps:
[( 287 - 628 ) ÷ 628] x 100 = -54.3%
Formula
Percentage change = [(287 - 628) / 628] x 100
Subtract the new number by the original number
287 - 628 = -341
-341 ÷ 628 = -0.5429936305732485
-0.5429936305732485 x 100 = -54.3%