.000000001
0.000000001
0.000000001
you can write one thousandth as a decimal as 0.010.001
Write one and two hundred three thousandths as a decimal
19
One billionth.
It is 0.000000001
0.000000001
There is only one decimal point in the number Pi
One billionth in standard form is 1.0 × 10-9
0.000000001
One hundred-billionth.
The tenth place to the right of the decimal point.
It looks like this 0.111111111 or whatever your number
You would write it as 0.00001
one millionths in decimal = 0.000001
You would just write it as 125, but if there was a decimal, then it would be 125.__ I am a geek in math.