-61.55% is the change from 991 to 381
Calculation steps:
[( 381 - 991 ) ÷ 991] x 100 = -61.55%
Formula
Percentage change = [(381 - 991) / 991] x 100
Subtract the new number by the original number
381 - 991 = -610
-610 ÷ 991 = -0.615539858728557
-0.615539858728557 x 100 = -61.55%