-68.75% is the change from 448 to 140
Calculation steps:
[( 140 - 448 ) ÷ 448] x 100 = -68.75%
Formula
Percentage change = [(140 - 448) / 448] x 100
Subtract the new number by the original number
140 - 448 = -308
-308 ÷ 448 = -0.6875
-0.6875 x 100 = -68.75%