Subtracting Similar Fraction

2. Woo hoo!

3. To subtract proper or improper
fractions with the same
denominator:
 subtract the numerators
together
 copy the common
denominator
 express the difference to
lowest term, if needed

4. Example:

5. Try This!!!
𝟒
𝟗
−
𝟏
𝟗
= 𝒏

6. Try This!!!
𝟕
𝟐𝟎
−
𝟑
𝟐𝟎
= 𝒏

7. Try This!!!
𝟏𝟐
𝟓
−
𝟕
𝟓
= 𝒏

8. To subtract mixed numbers with
the same denominator:
 subtract the whole numbers
together
 subtract the numerators
 the denominator stays the
same.

9. Example:

10. Try This!!!
𝟑
𝟑
𝟒
− 𝟏
𝟏
𝟒
= 𝒏

11. Try This!!!
10
𝟓
𝟗
− 𝟖
𝟐
𝟗
= 𝒏

12. Woo hoo!

13. To subtract a fraction from a whole
number:
 rename the whole number as a
mixed number whose
denominator is the same as that
of subtrahend.
 subtract the fractions. Bring
down the whole number.
 express the answer in lowest
form, if needed.

14. Try This!!!
10 −
𝟐
𝟗
= 𝒏
10 −
𝟐
𝟗
= 𝒏
9
𝟗
𝟗
−
𝟐
𝟗
= 𝒏
9
𝟕
𝟗
= 𝒏