-77.09% is the change from 825 to 189
Calculation steps:
[( 189 - 825 ) ÷ 825] x 100 = -77.09%
Formula
Percentage change = [(189 - 825) / 825] x 100
Subtract the new number by the original number
189 - 825 = -636
-636 ÷ 825 = -0.7709090909090909
-0.7709090909090909 x 100 = -77.09%