142.96% is the change from 270 to 656
Calculation steps:
[( 656 - 270 ) ÷ 270] x 100 = 142.96%
Formula
Percentage change = [(656 - 270) / 270] x 100
Subtract the new number by the original number
656 - 270 = 386
386 ÷ 270 = 1.4296296296296296
1.4296296296296296 x 100 = 142.96%