-42.91% is the change from 853 to 487
Calculation steps:
[( 487 - 853 ) ÷ 853] x 100 = -42.91%
Formula
Percentage change = [(487 - 853) / 853] x 100
Subtract the new number by the original number
487 - 853 = -366
-366 ÷ 853 = -0.42907385697538103
-0.42907385697538103 x 100 = -42.91%