-28.45% is the change from 935 to 669
Calculation steps:
[( 669 - 935 ) ÷ 935] x 100 = -28.45%
Formula
Percentage change = [(669 - 935) / 935] x 100
Subtract the new number by the original number
669 - 935 = -266
-266 ÷ 935 = -0.28449197860962566
-0.28449197860962566 x 100 = -28.45%