-68.58% is the change from 904 to 284
Calculation steps:
[( 284 - 904 ) ÷ 904] x 100 = -68.58%
Formula
Percentage change = [(284 - 904) / 904] x 100
Subtract the new number by the original number
284 - 904 = -620
-620 ÷ 904 = -0.6858407079646017
-0.6858407079646017 x 100 = -68.58%