Adding & Subtracting LIKE Fractions

• ​Fractions that have the SAME denominators are LIKE FRACTIONS.

​

• ​Example: 2/4 and 3/4 ------->

​Both wholes are divided into equal size pieces.

1. ​Add or subtract the numerators

2. ​Write the result over the common denominator

3. Check for simplest form. Answers always have to be in simplest form.

4. 2 Examples ----->

​A fraction is in simplest form when the top and bottom numbers cannot get any smaller.

​

​Divide the numerator and denominator by their greatest common factor.

​

​Example ---->

​

Addition:

1) Same signs add/keep the sign

2) Different signs subtract/keep the larger sign

​

Subtraction:

1) Keep it, Change it, Opposite

2) Follow the rules of addition above

Fractions: Simplify when possible

1. ​Divide the numerator by the denominator

2. ​Write down the QUOTIENT as a whole number

3. ​Write down the REMAINDER as the new numerator

4. ​Keep the same denominator