Place Value Analysis: Determining the Position in 5.1

To determine the place value of the digits in the decimal number 5.1, follow these steps:

• Step 1: Identify the digit to the left of the decimal point. In 5.1, it is the digit '5', which is in the 'ones' place. This means it represents five ones or simply $5$.
• Step 2: Identify the digit to the right of the decimal point. In 5.1, it is the digit '1', which is in the 'tenths' place. This means it represents one-tenth or $\frac{1}{10}$.
• Step 3: Combine these interpretations to express the number in words.

The number 5.1 can be written as "five ones and one tenth".

Therefore, the place value interpretation for 5.1 is "five ones and one tenth".