-19.75% is the change from 891 to 715
Calculation steps:
[( 715 - 891 ) ÷ 891] x 100 = -19.75%
Formula
Percentage change = [(715 - 891) / 891] x 100
Subtract the new number by the original number
715 - 891 = -176
-176 ÷ 891 = -0.19753086419753085
-0.19753086419753085 x 100 = -19.75%