-37.03% is the change from 829 to 522
Calculation steps:
[( 522 - 829 ) ÷ 829] x 100 = -37.03%
Formula
Percentage change = [(522 - 829) / 829] x 100
Subtract the new number by the original number
522 - 829 = -307
-307 ÷ 829 = -0.3703256936067551
-0.3703256936067551 x 100 = -37.03%