-88.98% is the change from 381 to 42
Calculation steps:
[( 42 - 381 ) ÷ 381] x 100 = -88.98%
Formula
Percentage change = [(42 - 381) / 381] x 100
Subtract the new number by the original number
42 - 381 = -339
-339 ÷ 381 = -0.889763779527559
-0.889763779527559 x 100 = -88.98%