-1.87% is the change from 803 to 788
Calculation steps:
[( 788 - 803 ) ÷ 803] x 100 = -1.87%
Formula
Percentage change = [(788 - 803) / 803] x 100
Subtract the new number by the original number
788 - 803 = -15
-15 ÷ 803 = -0.0186799501867995
-0.0186799501867995 x 100 = -1.87%