41.61% is the change from 620 to 878
Calculation steps:
[( 878 - 620 ) ÷ 620] x 100 = 41.61%
Formula
Percentage change = [(878 - 620) / 620] x 100
Subtract the new number by the original number
878 - 620 = 258
258 ÷ 620 = 0.4161290322580645
0.4161290322580645 x 100 = 41.61%