0.23% is the change from 429 to 430
Calculation steps:
[( 430 - 429 ) ÷ 429] x 100 = 0.23%
Formula
Percentage change = [(430 - 429) / 429] x 100
Subtract the new number by the original number
430 - 429 = 1
1 ÷ 429 = 0.002331002331002331
0.002331002331002331 x 100 = 0.23%