55.34% is the change from 524 to 814
Calculation steps:
[( 814 - 524 ) ÷ 524] x 100 = 55.34%
Formula
Percentage change = [(814 - 524) / 524] x 100
Subtract the new number by the original number
814 - 524 = 290
290 ÷ 524 = 0.5534351145038168
0.5534351145038168 x 100 = 55.34%