-17.25% is the change from 997 to 825
Calculation steps:
[( 825 - 997 ) ÷ 997] x 100 = -17.25%
Formula
Percentage change = [(825 - 997) / 997] x 100
Subtract the new number by the original number
825 - 997 = -172
-172 ÷ 997 = -0.17251755265797392
-0.17251755265797392 x 100 = -17.25%