-69.9% is the change from 628 to 189
Calculation steps:
[( 189 - 628 ) ÷ 628] x 100 = -69.9%
Formula
Percentage change = [(189 - 628) / 628] x 100
Subtract the new number by the original number
189 - 628 = -439
-439 ÷ 628 = -0.6990445859872612
-0.6990445859872612 x 100 = -69.9%