IXL | Add, subtract, multiply, and divide fractions and mixed numbers | 5th grade math

Multiply.

3

4

×

3

10

=

ref_doc_title.

Learn with an example

question

Add.

5

12

+

1

6

=

key idea

Use a common denominator to add or subtract fractions.

solution

You can use 12 as the common denominator.

Multiply the numerator and the denominator of

1

6

by 2 to find an equivalent fraction.

1 × 2

6 × 2

=

2

12

Now add the fractions. Add the numerators and keep the denominators the same.

5

12

+

2

12

=

7

12

Looking for more? Try these:

Lesson: Adding mixed numbers

Lesson: Subtracting mixed numbers

Lesson: Multiplying mixed numbers

$Confetti$

Excellent!

Now entering the Challenge Zone—are you ready?

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Teacher tools

Work it out

Not feeling ready yet? These can help:

M.3Add mixed numbers with unlike denominators

R.4Multiply two mixed numbers

M.4Subtract mixed numbers with unlike denominators

U.2Divide whole numbers by unit fractions

Lesson: Adding mixed numbers

Lesson: Subtracting mixed numbers

Lesson: Multiplying mixed numbers