It is 0.2010
$100,000
100,008
2100
= seven thousand thousandths + eight hundred thousandths = 7 + 0.8 = 7.8
148,000
Four thousand sixty-five hundred-thousandths = 0.04065
The way ou would write six thousand two hundred and three hundred eleven hundred thousandths is 6200.311
188,500
3,906
88100
Six thousand seventy ten thousandths
To write it out in words, it's four-thousand nine-hundred eighty, like you wrote. Numerically, it is 4980.