57.21% is the change from 624 to 981
Calculation steps:
[( 981 - 624 ) ÷ 624] x 100 = 57.21%
Formula
Percentage change = [(981 - 624) / 624] x 100
Subtract the new number by the original number
981 - 624 = 357
357 ÷ 624 = 0.5721153846153846
0.5721153846153846 x 100 = 57.21%