214.07% is the change from 270 to 848
Calculation steps:
[( 848 - 270 ) ÷ 270] x 100 = 214.07%
Formula
Percentage change = [(848 - 270) / 270] x 100
Subtract the new number by the original number
848 - 270 = 578
578 ÷ 270 = 2.140740740740741
2.140740740740741 x 100 = 214.07%