-1.75% is the change from 972 to 955
Calculation steps:
[( 955 - 972 ) ÷ 972] x 100 = -1.75%
Formula
Percentage change = [(955 - 972) / 972] x 100
Subtract the new number by the original number
955 - 972 = -17
-17 ÷ 972 = -0.01748971193415638
-0.01748971193415638 x 100 = -1.75%