-66.38% is the change from 946 to 318
Calculation steps:
[( 318 - 946 ) ÷ 946] x 100 = -66.38%
Formula
Percentage change = [(318 - 946) / 946] x 100
Subtract the new number by the original number
318 - 946 = -628
-628 ÷ 946 = -0.6638477801268499
-0.6638477801268499 x 100 = -66.38%