511.27% is the change from 71 to 434
Calculation steps:
[( 434 - 71 ) ÷ 71] x 100 = 511.27%
Formula
Percentage change = [(434 - 71) / 71] x 100
Subtract the new number by the original number
434 - 71 = 363
363 ÷ 71 = 5.112676056338028
5.112676056338028 x 100 = 511.27%