331.78% is the change from 129 to 557
Calculation steps:
[( 557 - 129 ) ÷ 129] x 100 = 331.78%
Formula
Percentage change = [(557 - 129) / 129] x 100
Subtract the new number by the original number
557 - 129 = 428
428 ÷ 129 = 3.317829457364341
3.317829457364341 x 100 = 331.78%