-26.36% is the change from 827 to 609
Calculation steps:
[( 609 - 827 ) ÷ 827] x 100 = -26.36%
Formula
Percentage change = [(609 - 827) / 827] x 100
Subtract the new number by the original number
609 - 827 = -218
-218 ÷ 827 = -0.26360338573155984
-0.26360338573155984 x 100 = -26.36%