-36.29% is the change from 394 to 251
Calculation steps:
[( 251 - 394 ) ÷ 394] x 100 = -36.29%
Formula
Percentage change = [(251 - 394) / 394] x 100
Subtract the new number by the original number
251 - 394 = -143
-143 ÷ 394 = -0.3629441624365482
-0.3629441624365482 x 100 = -36.29%