337.16% is the change from 148 to 647
Calculation steps:
[( 647 - 148 ) ÷ 148] x 100 = 337.16%
Formula
Percentage change = [(647 - 148) / 148] x 100
Subtract the new number by the original number
647 - 148 = 499
499 ÷ 148 = 3.3716216216216215
3.3716216216216215 x 100 = 337.16%