-65.65% is the change from 821 to 282
Calculation steps:
[( 282 - 821 ) ÷ 821] x 100 = -65.65%
Formula
Percentage change = [(282 - 821) / 821] x 100
Subtract the new number by the original number
282 - 821 = -539
-539 ÷ 821 = -0.656516443361754
-0.656516443361754 x 100 = -65.65%