69.86% is the change from 73 to 124
Calculation steps:
[( 124 - 73 ) ÷ 73] x 100 = 69.86%
Formula
Percentage change = [(124 - 73) / 73] x 100
Subtract the new number by the original number
124 - 73 = 51
51 ÷ 73 = 0.6986301369863014
0.6986301369863014 x 100 = 69.86%