-40.99% is the change from 849 to 501
Calculation steps:
[( 501 - 849 ) ÷ 849] x 100 = -40.99%
Formula
Percentage change = [(501 - 849) / 849] x 100
Subtract the new number by the original number
501 - 849 = -348
-348 ÷ 849 = -0.4098939929328622
-0.4098939929328622 x 100 = -40.99%