73.66% is the change from 391 to 679
Calculation steps:
[( 679 - 391 ) ÷ 391] x 100 = 73.66%
Formula
Percentage change = [(679 - 391) / 391] x 100
Subtract the new number by the original number
679 - 391 = 288
288 ÷ 391 = 0.7365728900255755
0.7365728900255755 x 100 = 73.66%