8700% is the change from 7 to 616
Calculation steps:
[( 616 - 7 ) ÷ 7] x 100 = 8700%
Formula
Percentage change = [(616 - 7) / 7] x 100
Subtract the new number by the original number
616 - 7 = 609
609 ÷ 7 = 87
87 x 100 = 8700%
Example