49.91% is the change from 543 to 814
Calculation steps:
[( 814 - 543 ) ÷ 543] x 100 = 49.91%
Formula
Percentage change = [(814 - 543) / 543] x 100
Subtract the new number by the original number
814 - 543 = 271
271 ÷ 543 = 0.4990791896869245
0.4990791896869245 x 100 = 49.91%