-25.31% is the change from 407 to 304
Calculation steps:
[( 304 - 407 ) ÷ 407] x 100 = -25.31%
Formula
Percentage change = [(304 - 407) / 407] x 100
Subtract the new number by the original number
304 - 407 = -103
-103 ÷ 407 = -0.25307125307125306
-0.25307125307125306 x 100 = -25.31%