-61.79% is the change from 649 to 248
Calculation steps:
[( 248 - 649 ) ÷ 649] x 100 = -61.79%
Formula
Percentage change = [(248 - 649) / 649] x 100
Subtract the new number by the original number
248 - 649 = -401
-401 ÷ 649 = -0.6178736517719569
-0.6178736517719569 x 100 = -61.79%