-70.88% is the change from 649 to 189
Calculation steps:
[( 189 - 649 ) ÷ 649] x 100 = -70.88%
Formula
Percentage change = [(189 - 649) / 649] x 100
Subtract the new number by the original number
189 - 649 = -460
-460 ÷ 649 = -0.7087827426810478
-0.7087827426810478 x 100 = -70.88%