-67.28% is the change from 868 to 284
Calculation steps:
[( 284 - 868 ) ÷ 868] x 100 = -67.28%
Formula
Percentage change = [(284 - 868) / 868] x 100
Subtract the new number by the original number
284 - 868 = -584
-584 ÷ 868 = -0.6728110599078341
-0.6728110599078341 x 100 = -67.28%