Complete the Decimal Expression: 3.1 = ?

Question

$3.1=$

00:00 Convert to mixed number

00:03 Break down the number into whole number and remainder

00:08 Convert the remainder to a fraction

00:13 Combine into mixed number

00:17 And this is the solution to the question

To solve this problem, we need to convert the decimal $3.1$ into a mixed number:

Step 1: Recognize the decimal number $3.1$ consists of a whole number part $3$ and a decimal part $0.1$ .
Step 2: Convert the decimal part $0.1$ to a fraction. The decimal $0.1$ is equivalent to $\frac{1}{10}$ .
Step 3: Combine the whole number part with the fractional part to form the mixed number, which gives us $3\frac{1}{10}$ .

Therefore, the decimal $3.1$ is equivalent to the mixed number $3\frac{1}{10}$ .

The correct choice is option 1: $3\frac{1}{10}$ .

$3\frac{1}{10}$