-71.51% is the change from 853 to 243
Calculation steps:
[( 243 - 853 ) ÷ 853] x 100 = -71.51%
Formula
Percentage change = [(243 - 853) / 853] x 100
Subtract the new number by the original number
243 - 853 = -610
-610 ÷ 853 = -0.7151230949589683
-0.7151230949589683 x 100 = -71.51%