607.14% is the change from 14 to 99
Calculation steps:
[( 99 - 14 ) ÷ 14] x 100 = 607.14%
Formula
Percentage change = [(99 - 14) / 14] x 100
Subtract the new number by the original number
99 - 14 = 85
85 ÷ 14 = 6.071428571428571
6.071428571428571 x 100 = 607.14%