-15.07% is the change from 730 to 620
Calculation steps:
[( 620 - 730 ) ÷ 730] x 100 = -15.07%
Formula
Percentage change = [(620 - 730) / 730] x 100
Subtract the new number by the original number
620 - 730 = -110
-110 ÷ 730 = -0.1506849315068493
-0.1506849315068493 x 100 = -15.07%