-64.89% is the change from 863 to 303
Calculation steps:
[( 303 - 863 ) ÷ 863] x 100 = -64.89%
Formula
Percentage change = [(303 - 863) / 863] x 100
Subtract the new number by the original number
303 - 863 = -560
-560 ÷ 863 = -0.6488991888760139
-0.6488991888760139 x 100 = -64.89%