-5.02% is the change from 957 to 909
Calculation steps:
[( 909 - 957 ) ÷ 957] x 100 = -5.02%
Formula
Percentage change = [(909 - 957) / 957] x 100
Subtract the new number by the original number
909 - 957 = -48
-48 ÷ 957 = -0.050156739811912224
-0.050156739811912224 x 100 = -5.02%