-64.81% is the change from 827 to 291
Calculation steps:
[( 291 - 827 ) ÷ 827] x 100 = -64.81%
Formula
Percentage change = [(291 - 827) / 827] x 100
Subtract the new number by the original number
291 - 827 = -536
-536 ÷ 827 = -0.6481257557436517
-0.6481257557436517 x 100 = -64.81%