39.22% is the change from 663 to 923
Calculation steps:
[( 923 - 663 ) ÷ 663] x 100 = 39.22%
Formula
Percentage change = [(923 - 663) / 663] x 100
Subtract the new number by the original number
923 - 663 = 260
260 ÷ 663 = 0.39215686274509803
0.39215686274509803 x 100 = 39.22%