-2.87% is the change from 975 to 947
Calculation steps:
[( 947 - 975 ) ÷ 975] x 100 = -2.87%
Formula
Percentage change = [(947 - 975) / 975] x 100
Subtract the new number by the original number
947 - 975 = -28
-28 ÷ 975 = -0.028717948717948718
-0.028717948717948718 x 100 = -2.87%