1950% is the change from 6 to 123
Calculation steps:
[( 123 - 6 ) ÷ 6] x 100 = 1950%
Formula
Percentage change = [(123 - 6) / 6] x 100
Subtract the new number by the original number
123 - 6 = 117
117 ÷ 6 = 19.5
19.5 x 100 = 1950%
Example