-50.92% is the change from 381 to 187
Calculation steps:
[( 187 - 381 ) ÷ 381] x 100 = -50.92%
Formula
Percentage change = [(187 - 381) / 381] x 100
Subtract the new number by the original number
187 - 381 = -194
-194 ÷ 381 = -0.5091863517060368
-0.5091863517060368 x 100 = -50.92%