-79.78% is the change from 930 to 188
Calculation steps:
[( 188 - 930 ) ÷ 930] x 100 = -79.78%
Formula
Percentage change = [(188 - 930) / 930] x 100
Subtract the new number by the original number
188 - 930 = -742
-742 ÷ 930 = -0.7978494623655914
-0.7978494623655914 x 100 = -79.78%