-89.11% is the change from 891 to 97
Calculation steps:
[( 97 - 891 ) ÷ 891] x 100 = -89.11%
Formula
Percentage change = [(97 - 891) / 891] x 100
Subtract the new number by the original number
97 - 891 = -794
-794 ÷ 891 = -0.8911335578002245
-0.8911335578002245 x 100 = -89.11%