18.413Group of answer choiceseighteen and four hundred thirteeneighteen and four hundred thirteen thousandthseighteen point four hundred thirteen thousandths

Break Down the Problem

1. Identify the numerical representation of the number given in words.
2. Determine the correct interpretation of the phrase "eighteen point four hundred thirteen thousandths."

Relevant Concepts

1. Decimal representation: The phrase "eighteen point four hundred thirteen thousandths" indicates a number in decimal form where:
   • "eighteen" represents the whole number part.
   • "four hundred thirteen thousandths" refers to the decimal part.

Analysis and Detail

1. In decimal form, "eighteen" translates to 18.
2. "Four hundred thirteen thousandths" refers to 413/1000, which can be expressed as 0.413 in decimal notation.
3. Combining these two gives us: $18 + 0.413 = 18.413$

Verify and Summarize

We have established that "eighteen point four hundred thirteen thousandths" converts to 18.413 in decimal notation. This matches the original numeric representation.

Final Answer

The correct answer representation of "eighteen point four hundred thirteen thousandths" is $18.413$.