1534.21% is the change from 38 to 621
Calculation steps:
[( 621 - 38 ) ÷ 38] x 100 = 1534.21%
Formula
Percentage change = [(621 - 38) / 38] x 100
Subtract the new number by the original number
621 - 38 = 583
583 ÷ 38 = 15.342105263157896
15.342105263157896 x 100 = 1534.21%