2605.56% is the change from 18 to 487
Calculation steps:
[( 487 - 18 ) ÷ 18] x 100 = 2605.56%
Formula
Percentage change = [(487 - 18) / 18] x 100
Subtract the new number by the original number
487 - 18 = 469
469 ÷ 18 = 26.055555555555557
26.055555555555557 x 100 = 2605.56%