-7.49% is the change from 855 to 791
Calculation steps:
[( 791 - 855 ) ÷ 855] x 100 = -7.49%
Formula
Percentage change = [(791 - 855) / 855] x 100
Subtract the new number by the original number
791 - 855 = -64
-64 ÷ 855 = -0.07485380116959064
-0.07485380116959064 x 100 = -7.49%