-55.71% is the change from 657 to 291
Calculation steps:
[( 291 - 657 ) ÷ 657] x 100 = -55.71%
Formula
Percentage change = [(291 - 657) / 657] x 100
Subtract the new number by the original number
291 - 657 = -366
-366 ÷ 657 = -0.5570776255707762
-0.5570776255707762 x 100 = -55.71%