-38.41% is the change from 414 to 255
Calculation steps:
[( 255 - 414 ) ÷ 414] x 100 = -38.41%
Formula
Percentage change = [(255 - 414) / 414] x 100
Subtract the new number by the original number
255 - 414 = -159
-159 ÷ 414 = -0.38405797101449274
-0.38405797101449274 x 100 = -38.41%