-25.15% is the change from 835 to 625
Calculation steps:
[( 625 - 835 ) ÷ 835] x 100 = -25.15%
Formula
Percentage change = [(625 - 835) / 835] x 100
Subtract the new number by the original number
625 - 835 = -210
-210 ÷ 835 = -0.25149700598802394
-0.25149700598802394 x 100 = -25.15%