7 hundred thousandths is a number. It "does" nothing, and nothing "does" it.
.00079 basically 7 ten thousandths+ 9 hundred thousandths
7.00007
7 hundred thousandths
= seven thousand thousandths + eight hundred thousandths = 7 + 0.8 = 7.8
407 thousandths = 0.407
Hundred thousandths.
1.06 x 10-7
The seven is in the hundred thousandths place and has a value of seven hundred thousand
7 + .9
4506/10000 has the decimal version 0.4506 (the fraction is reduceable).
Expressed as a mixed number, six hundred plus seven hundred-thousandths is equal to 600 7/100000. Expressed as a decimal number, this is equal to 6.00007.
0.00507 is 507 hundred thousandths.