-54.23% is the change from 957 to 438
Calculation steps:
[( 438 - 957 ) ÷ 957] x 100 = -54.23%
Formula
Percentage change = [(438 - 957) / 957] x 100
Subtract the new number by the original number
438 - 957 = -519
-519 ÷ 957 = -0.542319749216301
-0.542319749216301 x 100 = -54.23%