Converting Three and Twenty-Three Thousandths to Decimal Fraction: 3.023

To solve this problem, we'll translate the verbal description "three ones and twenty-three thousandths" into a decimal fraction.

Let's break this down:

• The phrase "three ones" refers to the number 3.
• The phrase "twenty-three thousandths" represents the decimal value 0.023, since "thousandths" means we are considering the value in the thousandths place (three decimal places).

Combining these parts:

• We start with 3 for the "three ones."
• Then, we add 0.023 for the "twenty-three thousandths."

Therefore, when we combine 3 and 0.023, we get the decimal 3.023.

Conclusively, the decimal fraction representation of "three ones and twenty-three thousandths" is $3.023$.