72.2% is the change from 482 to 830
Calculation steps:
[( 830 - 482 ) ÷ 482] x 100 = 72.2%
Formula
Percentage change = [(830 - 482) / 482] x 100
Subtract the new number by the original number
830 - 482 = 348
348 ÷ 482 = 0.7219917012448133
0.7219917012448133 x 100 = 72.2%