-24.57% is the change from 403 to 304
Calculation steps:
[( 304 - 403 ) ÷ 403] x 100 = -24.57%
Formula
Percentage change = [(304 - 403) / 403] x 100
Subtract the new number by the original number
304 - 403 = -99
-99 ÷ 403 = -0.2456575682382134
-0.2456575682382134 x 100 = -24.57%