341.41% is the change from 99 to 437
Calculation steps:
[( 437 - 99 ) ÷ 99] x 100 = 341.41%
Formula
Percentage change = [(437 - 99) / 99] x 100
Subtract the new number by the original number
437 - 99 = 338
338 ÷ 99 = 3.414141414141414
3.414141414141414 x 100 = 341.41%