-0.42% is the change from 942 to 938
Calculation steps:
[( 938 - 942 ) ÷ 942] x 100 = -0.42%
Formula
Percentage change = [(938 - 942) / 942] x 100
Subtract the new number by the original number
938 - 942 = -4
-4 ÷ 942 = -0.004246284501061571
-0.004246284501061571 x 100 = -0.42%