-35.63% is the change from 797 to 513
Calculation steps:
[( 513 - 797 ) ÷ 797] x 100 = -35.63%
Formula
Percentage change = [(513 - 797) / 797] x 100
Subtract the new number by the original number
513 - 797 = -284
-284 ÷ 797 = -0.35633626097867
-0.35633626097867 x 100 = -35.63%