Turn in your homework You need a pencil, paper, and the notes.

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Presentation transcript:

Turn in your homework You need a pencil, paper, and the notes

Add and Subtract Like Fractions Same Denominators 1) Add or subtract the numerators of the fractions 2) Keep the denominator the same! 3) Simplify the answer ( this includes simplest form and changing improper fractions into mixed numbers).

Example 1: Add and write in simplest form ___ +

You do problems A and B in your notes *Remember LCC when subtracting *Remember what to do when the signs are different

_ 11 __ _ A B

Add and Subtract UNLIKE Fractions Different Denominators * Make the denominators the same and then Add or Subtract just like you did with like fractions

Step 1: Find the LCD

Step 2: Use the LCD to Rename the fractions 1 2 = 1 4 =

Step 3: Add or Subtract the Numerators leave the Denominators the same

Step 4: Simplify!!!!

Now you try A and B _ 2 _ 1 3 2

C is a little different lets do it together

Adding and Subtracting Mixed Numbers Same thing only add or subtract the whole numbers EXAMPLE:

You try

Example 2: 82 __

You try 9 4 __

Example 3: _

Your turn __