-9.43% is the change from 891 to 807
Calculation steps:
[( 807 - 891 ) ÷ 891] x 100 = -9.43%
Formula
Percentage change = [(807 - 891) / 891] x 100
Subtract the new number by the original number
807 - 891 = -84
-84 ÷ 891 = -0.09427609427609428
-0.09427609427609428 x 100 = -9.43%