-34% is the change from 803 to 530
Calculation steps:
[( 530 - 803 ) ÷ 803] x 100 = -34%
Formula
Percentage change = [(530 - 803) / 803] x 100
Subtract the new number by the original number
530 - 803 = -273
-273 ÷ 803 = -0.33997509339975096
-0.33997509339975096 x 100 = -34%