-91.83% is the change from 306 to 25
Calculation steps:
[( 25 - 306 ) ÷ 306] x 100 = -91.83%
Formula
Percentage change = [(25 - 306) / 306] x 100
Subtract the new number by the original number
25 - 306 = -281
-281 ÷ 306 = -0.9183006535947712
-0.9183006535947712 x 100 = -91.83%