129.66% is the change from 435 to 999
Calculation steps:
[( 999 - 435 ) ÷ 435] x 100 = 129.66%
Formula
Percentage change = [(999 - 435) / 435] x 100
Subtract the new number by the original number
999 - 435 = 564
564 ÷ 435 = 1.296551724137931
1.296551724137931 x 100 = 129.66%