Math Practice Online: MathScore.com

Math Practice Online > free > lessons > California > 3rd grade > Basic Fraction Addition

If your child needs math practice, click here.

For sample problems, click here.
Here are some tips for Basic Fraction Addition, which aligns with California state standards:

Basic Fraction Addition


For this topic, you need to know the basics of fractions and fraction simplification.
To review the basics of fractions, see here.
To review fraction simplification, see here.

Use the following steps to add fractions:

  1. Check the denominators
  2. Add the numerators
  3. Simplify the answer
NOTE: Do NOT add the denominators.


Example:

1
6
+ 3
6
 

Step 1: Check the denominators.
When adding fractions, the denominators must be the same.

1
6
  and   3
6
  have the same denominator, 6.

Step 2: Add the numerators.
Add the numerators and keep the denominator the same.

1
6
+ 3
6
  =   1 + 3
6
  =   4
6

Step 3: Simplify the answer.

4
6
  simplifies to   2
3
The answer is

Copyright Accurate Learning Systems Corporation 2008.
MathScore is a registered trademark.