-47.98% is the change from 817 to 425
Calculation steps:
[( 425 - 817 ) ÷ 817] x 100 = -47.98%
Formula
Percentage change = [(425 - 817) / 817] x 100
Subtract the new number by the original number
425 - 817 = -392
-392 ÷ 817 = -0.47980416156670747
-0.47980416156670747 x 100 = -47.98%