216.24% is the change from 271 to 857
Calculation steps:
[( 857 - 271 ) ÷ 271] x 100 = 216.24%
Formula
Percentage change = [(857 - 271) / 271] x 100
Subtract the new number by the original number
857 - 271 = 586
586 ÷ 271 = 2.162361623616236
2.162361623616236 x 100 = 216.24%