-0.23% is the change from 435 to 434
Calculation steps:
[( 434 - 435 ) ÷ 435] x 100 = -0.23%
Formula
Percentage change = [(434 - 435) / 435] x 100
Subtract the new number by the original number
434 - 435 = -1
-1 ÷ 435 = -0.0022988505747126436
-0.0022988505747126436 x 100 = -0.23%