Unit 5 Review: Adding and Subtracting Fractions

What are some ways to decompose 5/6?

​ (a)   ​ (b)   ​ (c)   ​

Does the fraction sentence $$\frac{4}{8}$$ + $$\frac{2}{8}$$ give the same solution as $$\frac{5}{8}$$ + $$\frac{1}{8}$$ ?

Solve

$$\frac{2}{8}$$ + $$\frac{3}{8}$$

What is the value of x?

I am thinking of two fractions with the same denominator. When I add the fractions together the sum is 9/10. What could the fractions be?

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Sara and two friends shared a pizza. Sara ate 4/12 of the pizza. Her two friends ate the rest, and they both ate the same amount. How much pizza did each friend eat?

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Rewrite $$\frac{10}{3}$$ as a mixed number.

If Tom had $$\frac{5}{3}$$ of a cup of lemonade and Martin had $$\frac{8}{3}$$ of a cup of lemonade, how much lemonade do they have altogether? Write the answer as a mixed number.

Solve

Paul read for 1 $$\frac{4}{6}$$ hours in the morning. In the afternoon, he read for another 1 $$\frac{1}{6}$$ hours. How many hours did he read altogether?

​ (a)   ​