-11.99% is the change from 851 to 749
Calculation steps:
[( 749 - 851 ) ÷ 851] x 100 = -11.99%
Formula
Percentage change = [(749 - 851) / 851] x 100
Subtract the new number by the original number
749 - 851 = -102
-102 ÷ 851 = -0.11985898942420682
-0.11985898942420682 x 100 = -11.99%