-69.04% is the change from 478 to 148
Calculation steps:
[( 148 - 478 ) ÷ 478] x 100 = -69.04%
Formula
Percentage change = [(148 - 478) / 478] x 100
Subtract the new number by the original number
148 - 478 = -330
-330 ÷ 478 = -0.6903765690376569
-0.6903765690376569 x 100 = -69.04%