-63.77% is the change from 657 to 238
Calculation steps:
[( 238 - 657 ) ÷ 657] x 100 = -63.77%
Formula
Percentage change = [(238 - 657) / 657] x 100
Subtract the new number by the original number
238 - 657 = -419
-419 ÷ 657 = -0.6377473363774734
-0.6377473363774734 x 100 = -63.77%