It means write the next ten numbers that come after this.
Two and twelve ten-thousandths in standard form is 2.0012
Twelve ten thousands
The answer is 0.0012
If it is ten and over then you spell it. (ten, eleven, twelve...etc.)
I think you are referring to scientific notation in which you read numbers multiplied by ten and to the power of whatever. Example: You can write 1,000,000.0, or you can write 1.0 x 10 to the sixth power or for numbers with a value less than 1 Example: You can write 0.000001, or you can write 1.0 x 10 to the negative sixth power Either way you write it the number is the same.
Four hundred twelve thousand, ten.
Thirty thousand, twelve and five ten-thousandths.
Twelve and one thousandth
American English, four hundred twelve thousand ten. British English, four hundred and twelve thousand and ten.
12.0045 in words is: twelve and forty-five ten-thousandths.