-44.28% is the change from 935 to 521
Calculation steps:
[( 521 - 935 ) ÷ 935] x 100 = -44.28%
Formula
Percentage change = [(521 - 935) / 935] x 100
Subtract the new number by the original number
521 - 935 = -414
-414 ÷ 935 = -0.44278074866310163
-0.44278074866310163 x 100 = -44.28%