15550% is the change from 2 to 313
Calculation steps:
[( 313 - 2 ) ÷ 2] x 100 = 15550%
Formula
Percentage change = [(313 - 2) / 2] x 100
Subtract the new number by the original number
313 - 2 = 311
311 ÷ 2 = 155.5
155.5 x 100 = 15550%
Example