-79.68% is the change from 438 to 89
Calculation steps:
[( 89 - 438 ) ÷ 438] x 100 = -79.68%
Formula
Percentage change = [(89 - 438) / 438] x 100
Subtract the new number by the original number
89 - 438 = -349
-349 ÷ 438 = -0.7968036529680366
-0.7968036529680366 x 100 = -79.68%