-6.56% is the change from 975 to 911
Calculation steps:
[( 911 - 975 ) ÷ 975] x 100 = -6.56%
Formula
Percentage change = [(911 - 975) / 975] x 100
Subtract the new number by the original number
911 - 975 = -64
-64 ÷ 975 = -0.06564102564102564
-0.06564102564102564 x 100 = -6.56%