34.8% is the change from 500 to 674
Calculation steps:
[( 674 - 500 ) ÷ 500] x 100 = 34.8%
Formula
Percentage change = [(674 - 500) / 500] x 100
Subtract the new number by the original number
674 - 500 = 174
174 ÷ 500 = 0.348
0.348 x 100 = 34.8%
Example