88.54% is the change from 349 to 658
Calculation steps:
[( 658 - 349 ) ÷ 349] x 100 = 88.54%
Formula
Percentage change = [(658 - 349) / 349] x 100
Subtract the new number by the original number
658 - 349 = 309
309 ÷ 349 = 0.8853868194842407
0.8853868194842407 x 100 = 88.54%