2450% is the change from 6 to 153
Calculation steps:
[( 153 - 6 ) ÷ 6] x 100 = 2450%
Formula
Percentage change = [(153 - 6) / 6] x 100
Subtract the new number by the original number
153 - 6 = 147
147 ÷ 6 = 24.5
24.5 x 100 = 2450%
Example