32.46% is the change from 456 to 604
Calculation steps:
[( 604 - 456 ) ÷ 456] x 100 = 32.46%
Formula
Percentage change = [(604 - 456) / 456] x 100
Subtract the new number by the original number
604 - 456 = 148
148 ÷ 456 = 0.32456140350877194
0.32456140350877194 x 100 = 32.46%