-83.76% is the change from 930 to 151
Calculation steps:
[( 151 - 930 ) ÷ 930] x 100 = -83.76%
Formula
Percentage change = [(151 - 930) / 930] x 100
Subtract the new number by the original number
151 - 930 = -779
-779 ÷ 930 = -0.8376344086021505
-0.8376344086021505 x 100 = -83.76%