-32.55% is the change from 381 to 257
Calculation steps:
[( 257 - 381 ) ÷ 381] x 100 = -32.55%
Formula
Percentage change = [(257 - 381) / 381] x 100
Subtract the new number by the original number
257 - 381 = -124
-124 ÷ 381 = -0.32545931758530183
-0.32545931758530183 x 100 = -32.55%