-48.82% is the change from 934 to 478
Calculation steps:
[( 478 - 934 ) ÷ 934] x 100 = -48.82%
Formula
Percentage change = [(478 - 934) / 934] x 100
Subtract the new number by the original number
478 - 934 = -456
-456 ÷ 934 = -0.48822269807280516
-0.48822269807280516 x 100 = -48.82%