-53.2% is the change from 938 to 439
Calculation steps:
[( 439 - 938 ) ÷ 938] x 100 = -53.2%
Formula
Percentage change = [(439 - 938) / 938] x 100
Subtract the new number by the original number
439 - 938 = -499
-499 ÷ 938 = -0.5319829424307037
-0.5319829424307037 x 100 = -53.2%