-33.37% is the change from 986 to 657
Calculation steps:
[( 657 - 986 ) ÷ 986] x 100 = -33.37%
Formula
Percentage change = [(657 - 986) / 986] x 100
Subtract the new number by the original number
657 - 986 = -329
-329 ÷ 986 = -0.33367139959432046
-0.33367139959432046 x 100 = -33.37%