-16.8% is the change from 381 to 317
Calculation steps:
[( 317 - 381 ) ÷ 381] x 100 = -16.8%
Formula
Percentage change = [(317 - 381) / 381] x 100
Subtract the new number by the original number
317 - 381 = -64
-64 ÷ 381 = -0.1679790026246719
-0.1679790026246719 x 100 = -16.8%