-16.56% is the change from 803 to 670
Calculation steps:
[( 670 - 803 ) ÷ 803] x 100 = -16.56%
Formula
Percentage change = [(670 - 803) / 803] x 100
Subtract the new number by the original number
670 - 803 = -133
-133 ÷ 803 = -0.1656288916562889
-0.1656288916562889 x 100 = -16.56%