-13.27% is the change from 972 to 843
Calculation steps:
[( 843 - 972 ) ÷ 972] x 100 = -13.27%
Formula
Percentage change = [(843 - 972) / 972] x 100
Subtract the new number by the original number
843 - 972 = -129
-129 ÷ 972 = -0.13271604938271606
-0.13271604938271606 x 100 = -13.27%