-1.99% is the change from 853 to 836
Calculation steps:
[( 836 - 853 ) ÷ 853] x 100 = -1.99%
Formula
Percentage change = [(836 - 853) / 853] x 100
Subtract the new number by the original number
836 - 853 = -17
-17 ÷ 853 = -0.01992966002344666
-0.01992966002344666 x 100 = -1.99%