51.13% is the change from 620 to 937
Calculation steps:
[( 937 - 620 ) ÷ 620] x 100 = 51.13%
Formula
Percentage change = [(937 - 620) / 620] x 100
Subtract the new number by the original number
937 - 620 = 317
317 ÷ 620 = 0.5112903225806451
0.5112903225806451 x 100 = 51.13%