-77.89% is the change from 891 to 197
Calculation steps:
[( 197 - 891 ) ÷ 891] x 100 = -77.89%
Formula
Percentage change = [(197 - 891) / 891] x 100
Subtract the new number by the original number
197 - 891 = -694
-694 ÷ 891 = -0.7789001122334456
-0.7789001122334456 x 100 = -77.89%