-99.74% is the change from 381 to 1
Calculation steps:
[( 1 - 381 ) ÷ 381] x 100 = -99.74%
Formula
Percentage change = [(1 - 381) / 381] x 100
Subtract the new number by the original number
1 - 381 = -380
-380 ÷ 381 = -0.9973753280839895
-0.9973753280839895 x 100 = -99.74%