-24.94% is the change from 854 to 641
Calculation steps:
[( 641 - 854 ) ÷ 854] x 100 = -24.94%
Formula
Percentage change = [(641 - 854) / 854] x 100
Subtract the new number by the original number
641 - 854 = -213
-213 ÷ 854 = -0.24941451990632318
-0.24941451990632318 x 100 = -24.94%