-47.97% is the change from 934 to 486
Calculation steps:
[( 486 - 934 ) ÷ 934] x 100 = -47.97%
Formula
Percentage change = [(486 - 934) / 934] x 100
Subtract the new number by the original number
486 - 934 = -448
-448 ÷ 934 = -0.4796573875802998
-0.4796573875802998 x 100 = -47.97%