118.2% is the change from 423 to 923
Calculation steps:
[( 923 - 423 ) ÷ 423] x 100 = 118.2%
Formula
Percentage change = [(923 - 423) / 423] x 100
Subtract the new number by the original number
923 - 423 = 500
500 ÷ 423 = 1.1820330969267139
1.1820330969267139 x 100 = 118.2%