-4.36% is the change from 849 to 812
Calculation steps:
[( 812 - 849 ) ÷ 849] x 100 = -4.36%
Formula
Percentage change = [(812 - 849) / 849] x 100
Subtract the new number by the original number
812 - 849 = -37
-37 ÷ 849 = -0.043580683156654886
-0.043580683156654886 x 100 = -4.36%