39.58% is the change from 619 to 864
Calculation steps:
[( 864 - 619 ) ÷ 619] x 100 = 39.58%
Formula
Percentage change = [(864 - 619) / 619] x 100
Subtract the new number by the original number
864 - 619 = 245
245 ÷ 619 = 0.39579967689822293
0.39579967689822293 x 100 = 39.58%