-63.12% is the change from 648 to 239
Calculation steps:
[( 239 - 648 ) ÷ 648] x 100 = -63.12%
Formula
Percentage change = [(239 - 648) / 648] x 100
Subtract the new number by the original number
239 - 648 = -409
-409 ÷ 648 = -0.6311728395061729
-0.6311728395061729 x 100 = -63.12%