76.97% is the change from 304 to 538
Calculation steps:
[( 538 - 304 ) ÷ 304] x 100 = 76.97%
Formula
Percentage change = [(538 - 304) / 304] x 100
Subtract the new number by the original number
538 - 304 = 234
234 ÷ 304 = 0.7697368421052632
0.7697368421052632 x 100 = 76.97%