-15.88% is the change from 737 to 620
Calculation steps:
[( 620 - 737 ) ÷ 737] x 100 = -15.88%
Formula
Percentage change = [(620 - 737) / 737] x 100
Subtract the new number by the original number
620 - 737 = -117
-117 ÷ 737 = -0.1587516960651289
-0.1587516960651289 x 100 = -15.88%