-41.65% is the change from 838 to 489
Calculation steps:
[( 489 - 838 ) ÷ 838] x 100 = -41.65%
Formula
Percentage change = [(489 - 838) / 838] x 100
Subtract the new number by the original number
489 - 838 = -349
-349 ÷ 838 = -0.41646778042959426
-0.41646778042959426 x 100 = -41.65%