-77.58% is the change from 825 to 185
Calculation steps:
[( 185 - 825 ) ÷ 825] x 100 = -77.58%
Formula
Percentage change = [(185 - 825) / 825] x 100
Subtract the new number by the original number
185 - 825 = -640
-640 ÷ 825 = -0.7757575757575758
-0.7757575757575758 x 100 = -77.58%