-27.09% is the change from 849 to 619
Calculation steps:
[( 619 - 849 ) ÷ 849] x 100 = -27.09%
Formula
Percentage change = [(619 - 849) / 849] x 100
Subtract the new number by the original number
619 - 849 = -230
-230 ÷ 849 = -0.270906949352179
-0.270906949352179 x 100 = -27.09%