Decompose Fractions

Write the fraction as a sum of unit fractions.

• Mrs. Burdick is correct because she did it right. 

• Mrs. Burdick is incorrect because she added it wrong.

Decompose the following fraction:
6/10

• 1/6 + 5/6

• 2/10 + 4/10

• 3/10 + 2/10

• 1/10 + 1/10 + 3/10

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To ​ (a)   a fraction means to break apart.

• decompose

• numerator

• denominator

How can you get 3/4?

• 1/4 + 1/4

• 2/4 + 1/4

• 1/4 + 1/4 + 1/4 + 1/4

• 3/4 + 1/4

Decompose 5/12 into the sum of its unit fractions.

• 1/5+1/5+1/5+1/5+1/5 = 5/12

• 1/12+1/12+1/12+1/12+1/12 = 5/12

• 1/5+1/12+1/5+1/12+1/5 = 5/12

• 4/12+1/12 = 5/12

Kyleigh made a giant cookie to eat for lunch. She ate 1/5 of it and felt sick.  She gave the rest of the giant cookie to Noelle.  How much of the cookie did Noelle have? 

• 4/5

• 1/5

• 3/5

• 5/5

Using the model, create an equation that uses unit fractions for the fraction strip.