It is 0.003
Three thousandths is 0.003.
Three and 8 thousandths in decimal form is 3.008
Three and ten thousandths would be 3.01 as a decimal.
Assuming you mean five and three thousandths, the decimal would be 5.003. If you mean, fifty-three thousandths, the decimal would be .053.
Eighty three thousandths is written .083 in decimal form.
Seventy-eight and three thousandths in decimal form is 78.003
Three thousandths as a fraction is 3/1000 or 0.003 as a decimal
three and thirty thousandths as a decimal = 3.030
3.003
23.003
3.03 (Three and three hundredths is equivalent to three and thirty thousandths)
Three hundred twenty-one thousandths in decimal notation = 0.321