393.1% is the change from 87 to 429
Calculation steps:
[( 429 - 87 ) ÷ 87] x 100 = 393.1%
Formula
Percentage change = [(429 - 87) / 87] x 100
Subtract the new number by the original number
429 - 87 = 342
342 ÷ 87 = 3.9310344827586206
3.9310344827586206 x 100 = 393.1%