1693.33% is the change from 30 to 538
Calculation steps:
[( 538 - 30 ) ÷ 30] x 100 = 1693.33%
Formula
Percentage change = [(538 - 30) / 30] x 100
Subtract the new number by the original number
538 - 30 = 508
508 ÷ 30 = 16.933333333333334
16.933333333333334 x 100 = 1693.33%