-11.65% is the change from 850 to 751
Calculation steps:
[( 751 - 850 ) ÷ 850] x 100 = -11.65%
Formula
Percentage change = [(751 - 850) / 850] x 100
Subtract the new number by the original number
751 - 850 = -99
-99 ÷ 850 = -0.11647058823529412
-0.11647058823529412 x 100 = -11.65%