-6.66% is the change from 991 to 925
Calculation steps:
[( 925 - 991 ) ÷ 991] x 100 = -6.66%
Formula
Percentage change = [(925 - 991) / 991] x 100
Subtract the new number by the original number
925 - 991 = -66
-66 ÷ 991 = -0.06659939455095863
-0.06659939455095863 x 100 = -6.66%