-6.51% is the change from 845 to 790
Calculation steps:
[( 790 - 845 ) ÷ 845] x 100 = -6.51%
Formula
Percentage change = [(790 - 845) / 845] x 100
Subtract the new number by the original number
790 - 845 = -55
-55 ÷ 845 = -0.0650887573964497
-0.0650887573964497 x 100 = -6.51%