-26.47% is the change from 850 to 625
Calculation steps:
[( 625 - 850 ) ÷ 850] x 100 = -26.47%
Formula
Percentage change = [(625 - 850) / 850] x 100
Subtract the new number by the original number
625 - 850 = -225
-225 ÷ 850 = -0.2647058823529412
-0.2647058823529412 x 100 = -26.47%