55.81% is the change from 620 to 966
Calculation steps:
[( 966 - 620 ) ÷ 620] x 100 = 55.81%
Formula
Percentage change = [(966 - 620) / 620] x 100
Subtract the new number by the original number
966 - 620 = 346
346 ÷ 620 = 0.5580645161290323
0.5580645161290323 x 100 = 55.81%