-38% is the change from 829 to 514
Calculation steps:
[( 514 - 829 ) ÷ 829] x 100 = -38%
Formula
Percentage change = [(514 - 829) / 829] x 100
Subtract the new number by the original number
514 - 829 = -315
-315 ÷ 829 = -0.37997587454764775
-0.37997587454764775 x 100 = -38%