80.43% is the change from 460 to 830
Calculation steps:
[( 830 - 460 ) ÷ 460] x 100 = 80.43%
Formula
Percentage change = [(830 - 460) / 460] x 100
Subtract the new number by the original number
830 - 460 = 370
370 ÷ 460 = 0.8043478260869565
0.8043478260869565 x 100 = 80.43%