Multiply Mixed Number by Whole Number: 1 3/8 x 5

Published on June 24, 2026

Pre-Algebra

Learn how to multiply a mixed number by a whole number, converting it to an improper fraction first and then simplifying.

Question

Answer

To solve the problem shown in the image, we need to work out the following multiplication:

The instruction asks for the answer as a fraction in its lowest terms.

Step 1: Convert the mixed number to an improper fraction

The mixed number is

. To convert it to an improper fraction:

Multiply the whole number by the denominator:
Add the numerator to this result:
Place this result over the original denominator:

So,

Step 2: Multiply by the whole number

Now, multiply the improper fraction by

. Note that

can be written as

Multiply the numerators together and the denominators together:

This gives us the fraction:

Step 3: Simplify the fraction

Check if

can be simplified. The factors of

are

. The factors of

are

. Since they have no common factors other than

, the fraction is already in its lowest terms.

The question asks for the answer as a fraction.

Final Answer:

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