-30.66% is the change from 946 to 656
Calculation steps:
[( 656 - 946 ) ÷ 946] x 100 = -30.66%
Formula
Percentage change = [(656 - 946) / 946] x 100
Subtract the new number by the original number
656 - 946 = -290
-290 ÷ 946 = -0.30655391120507397
-0.30655391120507397 x 100 = -30.66%