-98.25% is the change from 628 to 11
Calculation steps:
[( 11 - 628 ) ÷ 628] x 100 = -98.25%
Formula
Percentage change = [(11 - 628) / 628] x 100
Subtract the new number by the original number
11 - 628 = -617
-617 ÷ 628 = -0.982484076433121
-0.982484076433121 x 100 = -98.25%