-67.53% is the change from 853 to 277
Calculation steps:
[( 277 - 853 ) ÷ 853] x 100 = -67.53%
Formula
Percentage change = [(277 - 853) / 853] x 100
Subtract the new number by the original number
277 - 853 = -576
-576 ÷ 853 = -0.675263774912075
-0.675263774912075 x 100 = -67.53%