-96% is the change from 150 to 6
Calculation steps:
[( 6 - 150 ) ÷ 150] x 100 = -96%
Formula
Percentage change = [(6 - 150) / 150] x 100
Subtract the new number by the original number
6 - 150 = -144
-144 ÷ 150 = -0.96
-0.96 x 100 = -96%
Example