-54.88% is the change from 891 to 402
Calculation steps:
[( 402 - 891 ) ÷ 891] x 100 = -54.88%
Formula
Percentage change = [(402 - 891) / 891] x 100
Subtract the new number by the original number
402 - 891 = -489
-489 ÷ 891 = -0.5488215488215489
-0.5488215488215489 x 100 = -54.88%