317.53% is the change from 154 to 643
Calculation steps:
[( 643 - 154 ) ÷ 154] x 100 = 317.53%
Formula
Percentage change = [(643 - 154) / 154] x 100
Subtract the new number by the original number
643 - 154 = 489
489 ÷ 154 = 3.175324675324675
3.175324675324675 x 100 = 317.53%