-77.13% is the change from 363 to 83
Calculation steps:
[( 83 - 363 ) ÷ 363] x 100 = -77.13%
Formula
Percentage change = [(83 - 363) / 363] x 100
Subtract the new number by the original number
83 - 363 = -280
-280 ÷ 363 = -0.7713498622589532
-0.7713498622589532 x 100 = -77.13%