-68.97% is the change from 957 to 297
Calculation steps:
[( 297 - 957 ) ÷ 957] x 100 = -68.97%
Formula
Percentage change = [(297 - 957) / 957] x 100
Subtract the new number by the original number
297 - 957 = -660
-660 ÷ 957 = -0.6896551724137931
-0.6896551724137931 x 100 = -68.97%