-54.43% is the change from 891 to 406
Calculation steps:
[( 406 - 891 ) ÷ 891] x 100 = -54.43%
Formula
Percentage change = [(406 - 891) / 891] x 100
Subtract the new number by the original number
406 - 891 = -485
-485 ÷ 891 = -0.5443322109988776
-0.5443322109988776 x 100 = -54.43%