21.75% is the change from 515 to 627
Calculation steps:
[( 627 - 515 ) ÷ 515] x 100 = 21.75%
Formula
Percentage change = [(627 - 515) / 515] x 100
Subtract the new number by the original number
627 - 515 = 112
112 ÷ 515 = 0.2174757281553398
0.2174757281553398 x 100 = 21.75%