1/25
The number 0.04 as a fraction is 4/100 or four one hundredths.
Note of Interest:
To mechanics, working in inches, this would be known as " 40 thou" (40/1000)
0.4% or 1/250
It is: 0.004 = 1/125 as fraction in its simplest form
0.004 = 4/1000 = 1/250
0.04% = 0.04/100 = 1/2500
.4% = .004 = 4/1000 = 1/250
.004
004 is the same as 4
004 is the same as 4
987 multiplied by 004 is 3,948
0.04
.004
.004 kg is 4 grams