84.03% is the change from 288 to 530
Calculation steps:
[( 530 - 288 ) ÷ 288] x 100 = 84.03%
Formula
Percentage change = [(530 - 288) / 288] x 100
Subtract the new number by the original number
530 - 288 = 242
242 ÷ 288 = 0.8402777777777778
0.8402777777777778 x 100 = 84.03%