-9.77% is the change from 972 to 877
Calculation steps:
[( 877 - 972 ) ÷ 972] x 100 = -9.77%
Formula
Percentage change = [(877 - 972) / 972] x 100
Subtract the new number by the original number
877 - 972 = -95
-95 ÷ 972 = -0.09773662551440329
-0.09773662551440329 x 100 = -9.77%