-20.65% is the change from 920 to 730
Calculation steps:
[( 730 - 920 ) ÷ 920] x 100 = -20.65%
Formula
Percentage change = [(730 - 920) / 920] x 100
Subtract the new number by the original number
730 - 920 = -190
-190 ÷ 920 = -0.20652173913043478
-0.20652173913043478 x 100 = -20.65%