39.41% is the change from 505 to 704
Calculation steps:
[( 704 - 505 ) ÷ 505] x 100 = 39.41%
Formula
Percentage change = [(704 - 505) / 505] x 100
Subtract the new number by the original number
704 - 505 = 199
199 ÷ 505 = 0.3940594059405941
0.3940594059405941 x 100 = 39.41%