-83.66% is the change from 930 to 152
Calculation steps:
[( 152 - 930 ) ÷ 930] x 100 = -83.66%
Formula
Percentage change = [(152 - 930) / 930] x 100
Subtract the new number by the original number
152 - 930 = -778
-778 ÷ 930 = -0.8365591397849462
-0.8365591397849462 x 100 = -83.66%