-82.1% is the change from 972 to 174
Calculation steps:
[( 174 - 972 ) ÷ 972] x 100 = -82.1%
Formula
Percentage change = [(174 - 972) / 972] x 100
Subtract the new number by the original number
174 - 972 = -798
-798 ÷ 972 = -0.8209876543209876
-0.8209876543209876 x 100 = -82.1%