-2.94% is the change from 986 to 957
Calculation steps:
[( 957 - 986 ) ÷ 986] x 100 = -2.94%
Formula
Percentage change = [(957 - 986) / 986] x 100
Subtract the new number by the original number
957 - 986 = -29
-29 ÷ 986 = -0.029411764705882353
-0.029411764705882353 x 100 = -2.94%