-15.56% is the change from 977 to 825
Calculation steps:
[( 825 - 977 ) ÷ 977] x 100 = -15.56%
Formula
Percentage change = [(825 - 977) / 977] x 100
Subtract the new number by the original number
825 - 977 = -152
-152 ÷ 977 = -0.1555783009211873
-0.1555783009211873 x 100 = -15.56%