442.42% is the change from 99 to 537
Calculation steps:
[( 537 - 99 ) ÷ 99] x 100 = 442.42%
Formula
Percentage change = [(537 - 99) / 99] x 100
Subtract the new number by the original number
537 - 99 = 438
438 ÷ 99 = 4.424242424242424
4.424242424242424 x 100 = 442.42%