-74.15% is the change from 383 to 99
Calculation steps:
[( 99 - 383 ) ÷ 383] x 100 = -74.15%
Formula
Percentage change = [(99 - 383) / 383] x 100
Subtract the new number by the original number
99 - 383 = -284
-284 ÷ 383 = -0.741514360313316
-0.741514360313316 x 100 = -74.15%