-93.46% is the change from 657 to 43
Calculation steps:
[( 43 - 657 ) ÷ 657] x 100 = -93.46%
Formula
Percentage change = [(43 - 657) / 657] x 100
Subtract the new number by the original number
43 - 657 = -614
-614 ÷ 657 = -0.9345509893455098
-0.9345509893455098 x 100 = -93.46%