101.19% is the change from 252 to 507
Calculation steps:
[( 507 - 252 ) ÷ 252] x 100 = 101.19%
Formula
Percentage change = [(507 - 252) / 252] x 100
Subtract the new number by the original number
507 - 252 = 255
255 ÷ 252 = 1.0119047619047619
1.0119047619047619 x 100 = 101.19%