-8.37% is the change from 848 to 777
Calculation steps:
[( 777 - 848 ) ÷ 848] x 100 = -8.37%
Formula
Percentage change = [(777 - 848) / 848] x 100
Subtract the new number by the original number
777 - 848 = -71
-71 ÷ 848 = -0.08372641509433962
-0.08372641509433962 x 100 = -8.37%