-92.81% is the change from 668 to 48
Calculation steps:
[( 48 - 668 ) ÷ 668] x 100 = -92.81%
Formula
Percentage change = [(48 - 668) / 668] x 100
Subtract the new number by the original number
48 - 668 = -620
-620 ÷ 668 = -0.9281437125748503
-0.9281437125748503 x 100 = -92.81%