-65.31% is the change from 836 to 290
Calculation steps:
[( 290 - 836 ) ÷ 836] x 100 = -65.31%
Formula
Percentage change = [(290 - 836) / 836] x 100
Subtract the new number by the original number
290 - 836 = -546
-546 ÷ 836 = -0.65311004784689
-0.65311004784689 x 100 = -65.31%