-77.32% is the change from 657 to 149
Calculation steps:
[( 149 - 657 ) ÷ 657] x 100 = -77.32%
Formula
Percentage change = [(149 - 657) / 657] x 100
Subtract the new number by the original number
149 - 657 = -508
-508 ÷ 657 = -0.7732115677321156
-0.7732115677321156 x 100 = -77.32%