57.97% is the change from 621 to 981
Calculation steps:
[( 981 - 621 ) ÷ 621] x 100 = 57.97%
Formula
Percentage change = [(981 - 621) / 621] x 100
Subtract the new number by the original number
981 - 621 = 360
360 ÷ 621 = 0.5797101449275363
0.5797101449275363 x 100 = 57.97%