66.6% is the change from 524 to 873
Calculation steps:
[( 873 - 524 ) ÷ 524] x 100 = 66.6%
Formula
Percentage change = [(873 - 524) / 524] x 100
Subtract the new number by the original number
873 - 524 = 349
349 ÷ 524 = 0.666030534351145
0.666030534351145 x 100 = 66.6%