129% is the change from 431 to 987
Calculation steps:
[( 987 - 431 ) ÷ 431] x 100 = 129%
Formula
Percentage change = [(987 - 431) / 431] x 100
Subtract the new number by the original number
987 - 431 = 556
556 ÷ 431 = 1.2900232018561484
1.2900232018561484 x 100 = 129%