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

or

Multiply.

1

3

×

7

10

=

ref_doc_title.

or

Learn with an example

question

Add.

1

12

+

2

3

=

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

2

3

by 4 to find an equivalent fraction.

2 × 4

3 × 4

=

8

12

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

1

12

+

8

12

=

9

12

Looking for more? Try these:

Lesson: Adding mixed numbers

Lesson: Subtracting mixed numbers

Lesson: Multiplying mixed numbers

or

$Confetti$

Excellent!

Now entering the Challenge Zone—are you ready?

Questions
answeredQuestions

0

Time
elapsedTime

hr	min	sec
00	00	04

SmartScore
out of 100
IXL's SmartScore is a dynamic measure of progress towards mastery, rather than a percentage grade. It tracks your skill level as you tackle progressively more difficult questions. Consistently answer questions correctly to reach excellence (90), or conquer the Challenge Zone to achieve mastery (100)! Learn more

0

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