-21.79% is the change from 803 to 628
Calculation steps:
[( 628 - 803 ) ÷ 803] x 100 = -21.79%
Formula
Percentage change = [(628 - 803) / 803] x 100
Subtract the new number by the original number
628 - 803 = -175
-175 ÷ 803 = -0.21793275217932753
-0.21793275217932753 x 100 = -21.79%