-55.73% is the change from 820 to 363
Calculation steps:
[( 363 - 820 ) ÷ 820] x 100 = -55.73%
Formula
Percentage change = [(363 - 820) / 820] x 100
Subtract the new number by the original number
363 - 820 = -457
-457 ÷ 820 = -0.5573170731707318
-0.5573170731707318 x 100 = -55.73%