1900% is the change from 5 to 100
Calculation steps:
[( 100 - 5 ) ÷ 5] x 100 = 1900%
Formula
Percentage change = [(100 - 5) / 5] x 100
Subtract the new number by the original number
100 - 5 = 95
95 ÷ 5 = 19
19 x 100 = 1900%
Example