21.85% is the change from 508 to 619
Calculation steps:
[( 619 - 508 ) ÷ 508] x 100 = 21.85%
Formula
Percentage change = [(619 - 508) / 508] x 100
Subtract the new number by the original number
619 - 508 = 111
111 ÷ 508 = 0.21850393700787402
0.21850393700787402 x 100 = 21.85%