-2.01% is the change from 844 to 827
Calculation steps:
[( 827 - 844 ) ÷ 844] x 100 = -2.01%
Formula
Percentage change = [(827 - 844) / 844] x 100
Subtract the new number by the original number
827 - 844 = -17
-17 ÷ 844 = -0.02014218009478673
-0.02014218009478673 x 100 = -2.01%