-77.06% is the change from 824 to 189
Calculation steps:
[( 189 - 824 ) ÷ 824] x 100 = -77.06%
Formula
Percentage change = [(189 - 824) / 824] x 100
Subtract the new number by the original number
189 - 824 = -635
-635 ÷ 824 = -0.7706310679611651
-0.7706310679611651 x 100 = -77.06%