19880% is the change from 5 to 999
Calculation steps:
[( 999 - 5 ) ÷ 5] x 100 = 19880%
Formula
Percentage change = [(999 - 5) / 5] x 100
Subtract the new number by the original number
999 - 5 = 994
994 ÷ 5 = 198.8
198.8 x 100 = 19880%
Example