Presentation is loading. Please wait.

Presentation is loading. Please wait.

Keys To Multiplying Fractions

Similar presentations


Presentation on theme: "Keys To Multiplying Fractions"— Presentation transcript:

1 Keys To Multiplying Fractions
Multiply the numerators Multiply the denominators Always simplify your answer (GCF can aid in reducing fractions) Numerators Denominators

2 Multiply Fractions Is the same as:

3 Multiplying fractions (cont.)
You must remember to simplify your answers when you are requested to do so. Final answer

4 Reducing Fractions When reducing fractions you must remember that what ever number you find to “go into” the top number without a remainder , it must also “go into” the bottom number without a remainder.

5 Multiplying Fractions (cont.)
Short cuts (reduce before multiplying) In this example, the 4s cancel each other.

6 Multiply Mixed Numbers
Mixed Numbers are no problem, convert to improper fractions and then take advantage of prior knowledge. Final Answer Same Number

7 Word Problem Example John has a whole pizza that contains 8 slices. If he ate ¼ of the whole pizza, how many slices did he eat? Show your work and answer the question in a complete sentence Answer is:

8 Second Example A recipe called for 6 cups of flour and it is for 24 servings. If you only had 2 cups of flour in your pantry, how many servings will 2 cups of flour produce? Show all of your work. Answer is:

9 Additional resources. This website will show a pictorial representation for multiplying fractions. Also known as mathematical modeling for multiplying fractions.


Download ppt "Keys To Multiplying Fractions"

Similar presentations


Ads by Google