1743.33% is the change from 30 to 553
Calculation steps:
[( 553 - 30 ) ÷ 30] x 100 = 1743.33%
Formula
Percentage change = [(553 - 30) / 30] x 100
Subtract the new number by the original number
553 - 30 = 523
523 ÷ 30 = 17.433333333333334
17.433333333333334 x 100 = 1743.33%