270.99% is the change from 131 to 486
Calculation steps:
[( 486 - 131 ) ÷ 131] x 100 = 270.99%
Formula
Percentage change = [(486 - 131) / 131] x 100
Subtract the new number by the original number
486 - 131 = 355
355 ÷ 131 = 2.7099236641221376
2.7099236641221376 x 100 = 270.99%