-64.77% is the change from 863 to 304
Calculation steps:
[( 304 - 863 ) ÷ 863] x 100 = -64.77%
Formula
Percentage change = [(304 - 863) / 863] x 100
Subtract the new number by the original number
304 - 863 = -559
-559 ÷ 863 = -0.6477404403244496
-0.6477404403244496 x 100 = -64.77%