-80.18% is the change from 449 to 89
Calculation steps:
[( 89 - 449 ) ÷ 449] x 100 = -80.18%
Formula
Percentage change = [(89 - 449) / 449] x 100
Subtract the new number by the original number
89 - 449 = -360
-360 ÷ 449 = -0.8017817371937639
-0.8017817371937639 x 100 = -80.18%