6928.57% is the change from 7 to 492
Calculation steps:
[( 492 - 7 ) ÷ 7] x 100 = 6928.57%
Formula
Percentage change = [(492 - 7) / 7] x 100
Subtract the new number by the original number
492 - 7 = 485
485 ÷ 7 = 69.28571428571429
69.28571428571429 x 100 = 6928.57%