-43.21% is the change from 803 to 456
Calculation steps:
[( 456 - 803 ) ÷ 803] x 100 = -43.21%
Formula
Percentage change = [(456 - 803) / 803] x 100
Subtract the new number by the original number
456 - 803 = -347
-347 ÷ 803 = -0.43212951432129515
-0.43212951432129515 x 100 = -43.21%