-36.62% is the change from 396 to 251
Calculation steps:
[( 251 - 396 ) ÷ 396] x 100 = -36.62%
Formula
Percentage change = [(251 - 396) / 396] x 100
Subtract the new number by the original number
251 - 396 = -145
-145 ÷ 396 = -0.3661616161616162
-0.3661616161616162 x 100 = -36.62%