-20.15% is the change from 794 to 634
Calculation steps:
[( 634 - 794 ) ÷ 794] x 100 = -20.15%
Formula
Percentage change = [(634 - 794) / 794] x 100
Subtract the new number by the original number
634 - 794 = -160
-160 ÷ 794 = -0.20151133501259447
-0.20151133501259447 x 100 = -20.15%