-14.92% is the change from 972 to 827
Calculation steps:
[( 827 - 972 ) ÷ 972] x 100 = -14.92%
Formula
Percentage change = [(827 - 972) / 972] x 100
Subtract the new number by the original number
827 - 972 = -145
-145 ÷ 972 = -0.14917695473251028
-0.14917695473251028 x 100 = -14.92%