129.15% is the change from 271 to 621
Calculation steps:
[( 621 - 271 ) ÷ 271] x 100 = 129.15%
Formula
Percentage change = [(621 - 271) / 271] x 100
Subtract the new number by the original number
621 - 271 = 350
350 ÷ 271 = 1.2915129151291513
1.2915129151291513 x 100 = 129.15%