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Common factor of 20 and 16 is 2 Therefore 20/16 can be written as 10/8 Common factor of 10 and 18 is 2 Therefore 10/8 can be written as 5/4 20/16 = 10/8 = 5/4 Answer: 5/4
Example: Add 5/4 + 7/4 and reduce to the simplest form.
Directions: Answer the following question. Also write at least ten examples of your own. 
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