-10.22% is the change from 851 to 764
Calculation steps:
[( 764 - 851 ) ÷ 851] x 100 = -10.22%
Formula
Percentage change = [(764 - 851) / 851] x 100
Subtract the new number by the original number
764 - 851 = -87
-87 ÷ 851 = -0.10223266745005875
-0.10223266745005875 x 100 = -10.22%