-7.77% is the change from 849 to 783
Calculation steps:
[( 783 - 849 ) ÷ 849] x 100 = -7.77%
Formula
Percentage change = [(783 - 849) / 849] x 100
Subtract the new number by the original number
783 - 849 = -66
-66 ÷ 849 = -0.07773851590106007
-0.07773851590106007 x 100 = -7.77%