-64% is the change from 825 to 297
Calculation steps:
[( 297 - 825 ) ÷ 825] x 100 = -64%
Formula
Percentage change = [(297 - 825) / 825] x 100
Subtract the new number by the original number
297 - 825 = -528
-528 ÷ 825 = -0.64
-0.64 x 100 = -64%
Example