27.81% is the change from 507 to 648
Calculation steps:
[( 648 - 507 ) ÷ 507] x 100 = 27.81%
Formula
Percentage change = [(648 - 507) / 507] x 100
Subtract the new number by the original number
648 - 507 = 141
141 ÷ 507 = 0.2781065088757396
0.2781065088757396 x 100 = 27.81%