-61.02% is the change from 803 to 313
Calculation steps:
[( 313 - 803 ) ÷ 803] x 100 = -61.02%
Formula
Percentage change = [(313 - 803) / 803] x 100
Subtract the new number by the original number
313 - 803 = -490
-490 ÷ 803 = -0.6102117061021171
-0.6102117061021171 x 100 = -61.02%