321.43% is the change from 154 to 649
Calculation steps:
[( 649 - 154 ) ÷ 154] x 100 = 321.43%
Formula
Percentage change = [(649 - 154) / 154] x 100
Subtract the new number by the original number
649 - 154 = 495
495 ÷ 154 = 3.2142857142857144
3.2142857142857144 x 100 = 321.43%