-45.02% is the change from 933 to 513
Calculation steps:
[( 513 - 933 ) ÷ 933] x 100 = -45.02%
Formula
Percentage change = [(513 - 933) / 933] x 100
Subtract the new number by the original number
513 - 933 = -420
-420 ÷ 933 = -0.45016077170418006
-0.45016077170418006 x 100 = -45.02%