55.7% is the change from 79 to 123
Calculation steps:
[( 123 - 79 ) ÷ 79] x 100 = 55.7%
Formula
Percentage change = [(123 - 79) / 79] x 100
Subtract the new number by the original number
123 - 79 = 44
44 ÷ 79 = 0.5569620253164557
0.5569620253164557 x 100 = 55.7%