-37.92% is the change from 414 to 257
Calculation steps:
[( 257 - 414 ) ÷ 414] x 100 = -37.92%
Formula
Percentage change = [(257 - 414) / 414] x 100
Subtract the new number by the original number
257 - 414 = -157
-157 ÷ 414 = -0.37922705314009664
-0.37922705314009664 x 100 = -37.92%