101.6% is the change from 312 to 629
Calculation steps:
[( 629 - 312 ) ÷ 312] x 100 = 101.6%
Formula
Percentage change = [(629 - 312) / 312] x 100
Subtract the new number by the original number
629 - 312 = 317
317 ÷ 312 = 1.016025641025641
1.016025641025641 x 100 = 101.6%