-71.04% is the change from 891 to 258
Calculation steps:
[( 258 - 891 ) ÷ 891] x 100 = -71.04%
Formula
Percentage change = [(258 - 891) / 891] x 100
Subtract the new number by the original number
258 - 891 = -633
-633 ÷ 891 = -0.7104377104377104
-0.7104377104377104 x 100 = -71.04%