-73.02% is the change from 834 to 225
Calculation steps:
[( 225 - 834 ) ÷ 834] x 100 = -73.02%
Formula
Percentage change = [(225 - 834) / 834] x 100
Subtract the new number by the original number
225 - 834 = -609
-609 ÷ 834 = -0.7302158273381295
-0.7302158273381295 x 100 = -73.02%