-61.35% is the change from 991 to 383
Calculation steps:
[( 383 - 991 ) ÷ 991] x 100 = -61.35%
Formula
Percentage change = [(383 - 991) / 991] x 100
Subtract the new number by the original number
383 - 991 = -608
-608 ÷ 991 = -0.6135216952573158
-0.6135216952573158 x 100 = -61.35%