1696.67% is the change from 30 to 539
Calculation steps:
[( 539 - 30 ) ÷ 30] x 100 = 1696.67%
Formula
Percentage change = [(539 - 30) / 30] x 100
Subtract the new number by the original number
539 - 30 = 509
509 ÷ 30 = 16.966666666666665
16.966666666666665 x 100 = 1696.67%