-42.64% is the change from 849 to 487
Calculation steps:
[( 487 - 849 ) ÷ 849] x 100 = -42.64%
Formula
Percentage change = [(487 - 849) / 849] x 100
Subtract the new number by the original number
487 - 849 = -362
-362 ÷ 849 = -0.42638398115429915
-0.42638398115429915 x 100 = -42.64%