5.07% is the change from 670 to 704
Calculation steps:
[( 704 - 670 ) ÷ 670] x 100 = 5.07%
Formula
Percentage change = [(704 - 670) / 670] x 100
Subtract the new number by the original number
704 - 670 = 34
34 ÷ 670 = 0.050746268656716415
0.050746268656716415 x 100 = 5.07%