7328.57% is the change from 7 to 520
Calculation steps:
[( 520 - 7 ) ÷ 7] x 100 = 7328.57%
Formula
Percentage change = [(520 - 7) / 7] x 100
Subtract the new number by the original number
520 - 7 = 513
513 ÷ 7 = 73.28571428571429
73.28571428571429 x 100 = 7328.57%