100.32% is the change from 311 to 623
Calculation steps:
[( 623 - 311 ) ÷ 311] x 100 = 100.32%
Formula
Percentage change = [(623 - 311) / 311] x 100
Subtract the new number by the original number
623 - 311 = 312
312 ÷ 311 = 1.0032154340836013
1.0032154340836013 x 100 = 100.32%