-20.69% is the change from 904 to 717
Calculation steps:
[( 717 - 904 ) ÷ 904] x 100 = -20.69%
Formula
Percentage change = [(717 - 904) / 904] x 100
Subtract the new number by the original number
717 - 904 = -187
-187 ÷ 904 = -0.206858407079646
-0.206858407079646 x 100 = -20.69%