18.62% is the change from 419 to 497
Calculation steps:
[( 497 - 419 ) ÷ 419] x 100 = 18.62%
Formula
Percentage change = [(497 - 419) / 419] x 100
Subtract the new number by the original number
497 - 419 = 78
78 ÷ 419 = 0.18615751789976134
0.18615751789976134 x 100 = 18.62%