6.79% is the change from 619 to 661
Calculation steps:
[( 661 - 619 ) ÷ 619] x 100 = 6.79%
Formula
Percentage change = [(661 - 619) / 619] x 100
Subtract the new number by the original number
661 - 619 = 42
42 ÷ 619 = 0.06785137318255251
0.06785137318255251 x 100 = 6.79%