316.88% is the change from 154 to 642
Calculation steps:
[( 642 - 154 ) ÷ 154] x 100 = 316.88%
Formula
Percentage change = [(642 - 154) / 154] x 100
Subtract the new number by the original number
642 - 154 = 488
488 ÷ 154 = 3.168831168831169
3.168831168831169 x 100 = 316.88%