-84.19% is the change from 949 to 150
Calculation steps:
[( 150 - 949 ) ÷ 949] x 100 = -84.19%
Formula
Percentage change = [(150 - 949) / 949] x 100
Subtract the new number by the original number
150 - 949 = -799
-799 ÷ 949 = -0.8419388830347735
-0.8419388830347735 x 100 = -84.19%