-75.67% is the change from 863 to 210
Calculation steps:
[( 210 - 863 ) ÷ 863] x 100 = -75.67%
Formula
Percentage change = [(210 - 863) / 863] x 100
Subtract the new number by the original number
210 - 863 = -653
-653 ÷ 863 = -0.7566628041714948
-0.7566628041714948 x 100 = -75.67%