74.67% is the change from 304 to 531
Calculation steps:
[( 531 - 304 ) ÷ 304] x 100 = 74.67%
Formula
Percentage change = [(531 - 304) / 304] x 100
Subtract the new number by the original number
531 - 304 = 227
227 ÷ 304 = 0.7467105263157895
0.7467105263157895 x 100 = 74.67%