49.36% is the change from 543 to 811
Calculation steps:
[( 811 - 543 ) ÷ 543] x 100 = 49.36%
Formula
Percentage change = [(811 - 543) / 543] x 100
Subtract the new number by the original number
811 - 543 = 268
268 ÷ 543 = 0.49355432780847147
0.49355432780847147 x 100 = 49.36%