0.65% is the change from 615 to 619
Calculation steps:
[( 619 - 615 ) ÷ 615] x 100 = 0.65%
Formula
Percentage change = [(619 - 615) / 615] x 100
Subtract the new number by the original number
619 - 615 = 4
4 ÷ 615 = 0.0065040650406504065
0.0065040650406504065 x 100 = 0.65%