-15.85% is the change from 738 to 621
Calculation steps:
[( 621 - 738 ) ÷ 738] x 100 = -15.85%
Formula
Percentage change = [(621 - 738) / 738] x 100
Subtract the new number by the original number
621 - 738 = -117
-117 ÷ 738 = -0.15853658536585366
-0.15853658536585366 x 100 = -15.85%