336.3% is the change from 146 to 637
Calculation steps:
[( 637 - 146 ) ÷ 146] x 100 = 336.3%
Formula
Percentage change = [(637 - 146) / 146] x 100
Subtract the new number by the original number
637 - 146 = 491
491 ÷ 146 = 3.363013698630137
3.363013698630137 x 100 = 336.3%