This PowerPoint teaches 3rd-5th graders how to reduce fractions to simplest form. It also incorporates interactive websites for the students to simply fractions.

1. Melissa Ashe
Internet in Education

2. Objective-Students will be able to find
common factors in order to simplify
fractions.
 Important Terms to Know
 Common Factors-a factor that two or more numbers have in common
 Greatest Common Factors- GCF, is the greatest factor that divides two
numbers.
 Simplest Form-a fraction in which the numerator and denominator have no
other common factor other than one.

3. Simplest Form
 6/24
 =
 3/12
 =
 ¼
 Is ¼ in simplest form?
 How do we know?

4. TRY PUTTING THIS
FRACTION
IN SIMPLEST FORM
3/15

5. TRY PUTTING THIS
FRACTION
IN SIMPLEST FORM
8/24

6. TRY PUTTING THIS
FRACTION
IN SIMPLEST FORM
33/77

7. TRY PUTTING THIS
FRACTION IN SIMPLEST FORM
16/32

8. Watch this Video

9. Have fun with Fractions
 http://www.mathplayground.com/fractions_reduce.html
 http://www.sheppardsoftware.com/mathgames/fractions/mathman_reduce_
fractions.htm
 http://www.math-play.com/baseball-math-simplifying-fractions/simplifying-
fractions-game.html

10. Exit Ticket
 Sadie picked up fallen apples from an apple
tree in her yard. She picked up 14 green
ones, 16 that were changing from green to
red, and 18 that were red. What fraction
in simplest form names the green apples?
What fraction in simplest form names the
red apples? Show your work.