-83.71% is the change from 448 to 73
Calculation steps:
[( 73 - 448 ) ÷ 448] x 100 = -83.71%
Formula
Percentage change = [(73 - 448) / 448] x 100
Subtract the new number by the original number
73 - 448 = -375
-375 ÷ 448 = -0.8370535714285714
-0.8370535714285714 x 100 = -83.71%