-0.1% is the change from 975 to 974
Calculation steps:
[( 974 - 975 ) ÷ 975] x 100 = -0.1%
Formula
Percentage change = [(974 - 975) / 975] x 100
Subtract the new number by the original number
974 - 975 = -1
-1 ÷ 975 = -0.0010256410256410256
-0.0010256410256410256 x 100 = -0.1%