81.9% is the change from 348 to 633
Calculation steps:
[( 633 - 348 ) ÷ 348] x 100 = 81.9%
Formula
Percentage change = [(633 - 348) / 348] x 100
Subtract the new number by the original number
633 - 348 = 285
285 ÷ 348 = 0.8189655172413793
0.8189655172413793 x 100 = 81.9%