364.84% is the change from 91 to 423
Calculation steps:
[( 423 - 91 ) ÷ 91] x 100 = 364.84%
Formula
Percentage change = [(423 - 91) / 91] x 100
Subtract the new number by the original number
423 - 91 = 332
332 ÷ 91 = 3.6483516483516483
3.6483516483516483 x 100 = 364.84%