96.85% is the change from 349 to 687
Calculation steps:
[( 687 - 349 ) ÷ 349] x 100 = 96.85%
Formula
Percentage change = [(687 - 349) / 349] x 100
Subtract the new number by the original number
687 - 349 = 338
338 ÷ 349 = 0.9684813753581661
0.9684813753581661 x 100 = 96.85%