58.23% is the change from 620 to 981
Calculation steps:
[( 981 - 620 ) ÷ 620] x 100 = 58.23%
Formula
Percentage change = [(981 - 620) / 620] x 100
Subtract the new number by the original number
981 - 620 = 361
361 ÷ 620 = 0.582258064516129
0.582258064516129 x 100 = 58.23%