-84.48% is the change from 947 to 147
Calculation steps:
[( 147 - 947 ) ÷ 947] x 100 = -84.48%
Formula
Percentage change = [(147 - 947) / 947] x 100
Subtract the new number by the original number
147 - 947 = -800
-800 ÷ 947 = -0.8447729672650475
-0.8447729672650475 x 100 = -84.48%