-63.47% is the change from 668 to 244
Calculation steps:
[( 244 - 668 ) ÷ 668] x 100 = -63.47%
Formula
Percentage change = [(244 - 668) / 668] x 100
Subtract the new number by the original number
244 - 668 = -424
-424 ÷ 668 = -0.6347305389221557
-0.6347305389221557 x 100 = -63.47%