-1.89% is the change from 845 to 829
Calculation steps:
[( 829 - 845 ) ÷ 845] x 100 = -1.89%
Formula
Percentage change = [(829 - 845) / 845] x 100
Subtract the new number by the original number
829 - 845 = -16
-16 ÷ 845 = -0.01893491124260355
-0.01893491124260355 x 100 = -1.89%