98.58% is the change from 351 to 697
Calculation steps:
[( 697 - 351 ) ÷ 351] x 100 = 98.58%
Formula
Percentage change = [(697 - 351) / 351] x 100
Subtract the new number by the original number
697 - 351 = 346
346 ÷ 351 = 0.9857549857549858
0.9857549857549858 x 100 = 98.58%