56% is the change from 325 to 507
Calculation steps:
[( 507 - 325 ) ÷ 325] x 100 = 56%
Formula
Percentage change = [(507 - 325) / 325] x 100
Subtract the new number by the original number
507 - 325 = 182
182 ÷ 325 = 0.56
0.56 x 100 = 56%
Example