-73.43% is the change from 858 to 228
Calculation steps:
[( 228 - 858 ) ÷ 858] x 100 = -73.43%
Formula
Percentage change = [(228 - 858) / 858] x 100
Subtract the new number by the original number
228 - 858 = -630
-630 ÷ 858 = -0.7342657342657343
-0.7342657342657343 x 100 = -73.43%