-15.3% is the change from 974 to 825
Calculation steps:
[( 825 - 974 ) ÷ 974] x 100 = -15.3%
Formula
Percentage change = [(825 - 974) / 974] x 100
Subtract the new number by the original number
825 - 974 = -149
-149 ÷ 974 = -0.15297741273100615
-0.15297741273100615 x 100 = -15.3%