-70.85% is the change from 957 to 279
Calculation steps:
[( 279 - 957 ) ÷ 957] x 100 = -70.85%
Formula
Percentage change = [(279 - 957) / 957] x 100
Subtract the new number by the original number
279 - 957 = -678
-678 ÷ 957 = -0.7084639498432602
-0.7084639498432602 x 100 = -70.85%