If I understand the question correctly, the answer is 0.660
you can write one thousandth as a decimal as 0.010.001
.000 .001 - one thousandth
66/1
one-thousandth as a decimal = 0.001
.075
.0005
0.049
.003
In decimal form, 1 thousandth is written 0.001
0.800
0.0001
one thousandth.