81.38% is the change from 349 to 633
Calculation steps:
[( 633 - 349 ) ÷ 349] x 100 = 81.38%
Formula
Percentage change = [(633 - 349) / 349] x 100
Subtract the new number by the original number
633 - 349 = 284
284 ÷ 349 = 0.8137535816618912
0.8137535816618912 x 100 = 81.38%