-84.19% is the change from 930 to 147
Calculation steps:
[( 147 - 930 ) ÷ 930] x 100 = -84.19%
Formula
Percentage change = [(147 - 930) / 930] x 100
Subtract the new number by the original number
147 - 930 = -783
-783 ÷ 930 = -0.8419354838709677
-0.8419354838709677 x 100 = -84.19%