-19.34% is the change from 853 to 688
Calculation steps:
[( 688 - 853 ) ÷ 853] x 100 = -19.34%
Formula
Percentage change = [(688 - 853) / 853] x 100
Subtract the new number by the original number
688 - 853 = -165
-165 ÷ 853 = -0.19343493552168817
-0.19343493552168817 x 100 = -19.34%