-41.01% is the change from 829 to 489
Calculation steps:
[( 489 - 829 ) ÷ 829] x 100 = -41.01%
Formula
Percentage change = [(489 - 829) / 829] x 100
Subtract the new number by the original number
489 - 829 = -340
-340 ÷ 829 = -0.4101326899879373
-0.4101326899879373 x 100 = -41.01%