16.55% is the change from 423 to 493
Calculation steps:
[( 493 - 423 ) ÷ 423] x 100 = 16.55%
Formula
Percentage change = [(493 - 423) / 423] x 100
Subtract the new number by the original number
493 - 423 = 70
70 ÷ 423 = 0.16548463356973994
0.16548463356973994 x 100 = 16.55%