-47.48% is the change from 914 to 480
Calculation steps:
[( 480 - 914 ) ÷ 914] x 100 = -47.48%
Formula
Percentage change = [(480 - 914) / 914] x 100
Subtract the new number by the original number
480 - 914 = -434
-434 ÷ 914 = -0.474835886214442
-0.474835886214442 x 100 = -47.48%