-7.87% is the change from 381 to 351
Calculation steps:
[( 351 - 381 ) ÷ 381] x 100 = -7.87%
Formula
Percentage change = [(351 - 381) / 381] x 100
Subtract the new number by the original number
351 - 381 = -30
-30 ÷ 381 = -0.07874015748031496
-0.07874015748031496 x 100 = -7.87%