71.03% is the change from 397 to 679
Calculation steps:
[( 679 - 397 ) ÷ 397] x 100 = 71.03%
Formula
Percentage change = [(679 - 397) / 397] x 100
Subtract the new number by the original number
679 - 397 = 282
282 ÷ 397 = 0.7103274559193955
0.7103274559193955 x 100 = 71.03%