-33.63% is the change from 785 to 521
Calculation steps:
[( 521 - 785 ) ÷ 785] x 100 = -33.63%
Formula
Percentage change = [(521 - 785) / 785] x 100
Subtract the new number by the original number
521 - 785 = -264
-264 ÷ 785 = -0.3363057324840764
-0.3363057324840764 x 100 = -33.63%