-63.65% is the change from 883 to 321
Calculation steps:
[( 321 - 883 ) ÷ 883] x 100 = -63.65%
Formula
Percentage change = [(321 - 883) / 883] x 100
Subtract the new number by the original number
321 - 883 = -562
-562 ÷ 883 = -0.636466591166478
-0.636466591166478 x 100 = -63.65%