-13.79% is the change from 972 to 838
Calculation steps:
[( 838 - 972 ) ÷ 972] x 100 = -13.79%
Formula
Percentage change = [(838 - 972) / 972] x 100
Subtract the new number by the original number
838 - 972 = -134
-134 ÷ 972 = -0.13786008230452676
-0.13786008230452676 x 100 = -13.79%