-53.87% is the change from 607 to 280
Calculation steps:
[( 280 - 607 ) ÷ 607] x 100 = -53.87%
Formula
Percentage change = [(280 - 607) / 607] x 100
Subtract the new number by the original number
280 - 607 = -327
-327 ÷ 607 = -0.5387149917627677
-0.5387149917627677 x 100 = -53.87%