-3.94% is the change from 939 to 902
Calculation steps:
[( 902 - 939 ) ÷ 939] x 100 = -3.94%
Formula
Percentage change = [(902 - 939) / 939] x 100
Subtract the new number by the original number
902 - 939 = -37
-37 ÷ 939 = -0.039403620873269436
-0.039403620873269436 x 100 = -3.94%