-22.56% is the change from 811 to 628
Calculation steps:
[( 628 - 811 ) ÷ 811] x 100 = -22.56%
Formula
Percentage change = [(628 - 811) / 811] x 100
Subtract the new number by the original number
628 - 811 = -183
-183 ÷ 811 = -0.22564734895191121
-0.22564734895191121 x 100 = -22.56%