7.83% is the change from 613 to 661
Calculation steps:
[( 661 - 613 ) ÷ 613] x 100 = 7.83%
Formula
Percentage change = [(661 - 613) / 613] x 100
Subtract the new number by the original number
661 - 613 = 48
48 ÷ 613 = 0.07830342577487764
0.07830342577487764 x 100 = 7.83%