You could mean 200.0015 if you are talking about the whole number two hundred. You could also mean 0.215 if you are talking about an amount of thousandths.
Fifteen and three hundred seventy-five thousandths.
Five thousand six hundred fifteen ten-thousandths in standard form is 0.5615
Three and fifteen hundred-thousandths.
Five thousand two hundred thousandths in decimal form is 5.2
14.015
.615
350.015
Oh, dude, you just take the number 816 and move the decimal point three places to the left to get 0.816. It's like magic, but with numbers. So, there you have it, 816 thousandths in decimal form is 0.816.
Three hundred and fifteen thousandths (0.315) in standard form = 3.15 × 10-1
Sixteen hundred-thousandths in decimal form is 0.00016
7,000 hundred-thousandths in decimal form is: 0.07 or 0.07000
Sixteen hundred-thousandths in decimal form is 0.00016
Sixty-seven hundred-thousandths in decimal form is 0.00067
Fifteen and three hundred seventy-five thousandths.
Two hundred fifteen thousandths (0.215) in standard form = 2.15 × 10-1
Sixty-eight hundred-thousandths written in decimal form is 0.00068
Two and six hundred thousandths in decimal form would be written as 2.00006