-45.79% is the change from 961 to 521
Calculation steps:
[( 521 - 961 ) ÷ 961] x 100 = -45.79%
Formula
Percentage change = [(521 - 961) / 961] x 100
Subtract the new number by the original number
521 - 961 = -440
-440 ÷ 961 = -0.4578563995837669
-0.4578563995837669 x 100 = -45.79%