-36.35% is the change from 806 to 513
Calculation steps:
[( 513 - 806 ) ÷ 806] x 100 = -36.35%
Formula
Percentage change = [(513 - 806) / 806] x 100
Subtract the new number by the original number
513 - 806 = -293
-293 ÷ 806 = -0.36352357320099254
-0.36352357320099254 x 100 = -36.35%