-45.12% is the change from 891 to 489
Calculation steps:
[( 489 - 891 ) ÷ 891] x 100 = -45.12%
Formula
Percentage change = [(489 - 891) / 891] x 100
Subtract the new number by the original number
489 - 891 = -402
-402 ÷ 891 = -0.4511784511784512
-0.4511784511784512 x 100 = -45.12%