51.46% is the change from 548 to 830
Calculation steps:
[( 830 - 548 ) ÷ 548] x 100 = 51.46%
Formula
Percentage change = [(830 - 548) / 548] x 100
Subtract the new number by the original number
830 - 548 = 282
282 ÷ 548 = 0.5145985401459854
0.5145985401459854 x 100 = 51.46%