307.87% is the change from 127 to 518
Calculation steps:
[( 518 - 127 ) ÷ 127] x 100 = 307.87%
Formula
Percentage change = [(518 - 127) / 127] x 100
Subtract the new number by the original number
518 - 127 = 391
391 ÷ 127 = 3.078740157480315
3.078740157480315 x 100 = 307.87%