54.23% is the change from 520 to 802
Calculation steps:
[( 802 - 520 ) ÷ 520] x 100 = 54.23%
Formula
Percentage change = [(802 - 520) / 520] x 100
Subtract the new number by the original number
802 - 520 = 282
282 ÷ 520 = 0.5423076923076923
0.5423076923076923 x 100 = 54.23%