-20% is the change from 890 to 712
Calculation steps:
[( 712 - 890 ) ÷ 890] x 100 = -20%
Formula
Percentage change = [(712 - 890) / 890] x 100
Subtract the new number by the original number
712 - 890 = -178
-178 ÷ 890 = -0.2
-0.2 x 100 = -20%
Example