-0.62% is the change from 972 to 966
Calculation steps:
[( 966 - 972 ) ÷ 972] x 100 = -0.62%
Formula
Percentage change = [(966 - 972) / 972] x 100
Subtract the new number by the original number
966 - 972 = -6
-6 ÷ 972 = -0.006172839506172839
-0.006172839506172839 x 100 = -0.62%