57.26% is the change from 620 to 975
Calculation steps:
[( 975 - 620 ) ÷ 620] x 100 = 57.26%
Formula
Percentage change = [(975 - 620) / 620] x 100
Subtract the new number by the original number
975 - 620 = 355
355 ÷ 620 = 0.5725806451612904
0.5725806451612904 x 100 = 57.26%