79.23% is the change from 313 to 561
Calculation steps:
[( 561 - 313 ) ÷ 313] x 100 = 79.23%
Formula
Percentage change = [(561 - 313) / 313] x 100
Subtract the new number by the original number
561 - 313 = 248
248 ÷ 313 = 0.792332268370607
0.792332268370607 x 100 = 79.23%