NF.3 Decompose Fractions, Add and Subtract Mixed Fractions

1. After a holiday party, there was 5/6 of a cake left.  Some of the pieces of cake were chocolate, some of pieces were vanilla, and some of the pieces were carrot cake.  What fraction of a cake could be chocolate, vanilla, and carrot? Choose the correct number statement that represents the amounts of each type of cake that are left. 

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1. Look at the fraction model.

What is the sum of the fractions represented by the shaded and unshaded parts of the model? 

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What subtraction equation with the CORRECT answer could be demonstrated by the models below?

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What mixed number does the following number sentence represent?

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• Less than 1 gallon

• Between 2 and 3 gallons

• Between 3 and 4 gallons

• More than 4 gallons