-74.71% is the change from 957 to 242
Calculation steps:
[( 242 - 957 ) ÷ 957] x 100 = -74.71%
Formula
Percentage change = [(242 - 957) / 957] x 100
Subtract the new number by the original number
242 - 957 = -715
-715 ÷ 957 = -0.7471264367816092
-0.7471264367816092 x 100 = -74.71%