-67.52% is the change from 862 to 280
Calculation steps:
[( 280 - 862 ) ÷ 862] x 100 = -67.52%
Formula
Percentage change = [(280 - 862) / 862] x 100
Subtract the new number by the original number
280 - 862 = -582
-582 ÷ 862 = -0.6751740139211136
-0.6751740139211136 x 100 = -67.52%