903.13% is the change from 32 to 321
Calculation steps:
[( 321 - 32 ) ÷ 32] x 100 = 903.13%
Formula
Percentage change = [(321 - 32) / 32] x 100
Subtract the new number by the original number
321 - 32 = 289
289 ÷ 32 = 9.03125
9.03125 x 100 = 903.13%
Example