-63.01% is the change from 657 to 243
Calculation steps:
[( 243 - 657 ) ÷ 657] x 100 = -63.01%
Formula
Percentage change = [(243 - 657) / 657] x 100
Subtract the new number by the original number
243 - 657 = -414
-414 ÷ 657 = -0.6301369863013698
-0.6301369863013698 x 100 = -63.01%