-6.46% is the change from 975 to 912
Calculation steps:
[( 912 - 975 ) ÷ 975] x 100 = -6.46%
Formula
Percentage change = [(912 - 975) / 975] x 100
Subtract the new number by the original number
912 - 975 = -63
-63 ÷ 975 = -0.06461538461538462
-0.06461538461538462 x 100 = -6.46%