-79.57% is the change from 656 to 134
Calculation steps:
[( 134 - 656 ) ÷ 656] x 100 = -79.57%
Formula
Percentage change = [(134 - 656) / 656] x 100
Subtract the new number by the original number
134 - 656 = -522
-522 ÷ 656 = -0.7957317073170732
-0.7957317073170732 x 100 = -79.57%