148.71% is the change from 271 to 674
Calculation steps:
[( 674 - 271 ) ÷ 271] x 100 = 148.71%
Formula
Percentage change = [(674 - 271) / 271] x 100
Subtract the new number by the original number
674 - 271 = 403
403 ÷ 271 = 1.4870848708487086
1.4870848708487086 x 100 = 148.71%