-84.67% is the change from 972 to 149
Calculation steps:
[( 149 - 972 ) ÷ 972] x 100 = -84.67%
Formula
Percentage change = [(149 - 972) / 972] x 100
Subtract the new number by the original number
149 - 972 = -823
-823 ÷ 972 = -0.8467078189300411
-0.8467078189300411 x 100 = -84.67%