Quiz about NF.3 Decompose Fractions, Add and Subtract Mixed Fractions

Question 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.

Accepted Answer

Question 2

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

Accepted Answer

Question 3

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

Accepted Answer

Question 4

What mixed number does the following number sentence represent?

Accepted Answer

Question 5

Luke worked on his math homework for 4 $$\frac{3}{4}$$ hours this week and 2 $$\frac{2}{4}$$ hours last week.

Which number sentence can be used to find the fraction of hours Luke worked on his math homework these two weeks?

Accepted Answer

Question 6

A milk jug contained 7 $$\frac{3}{8}$$ ounces of milk left in it. Melissa used 4 $$\frac{5}{8}$$ ounces for a recipe.

How many ounces are left?

Accepted Answer

Question 7

Marley ordered an extra-large pizza. She and her family ate $$\frac{7}{12}$$ of the pizza.

The next day Marley ate $$\frac{2}{12}$$ of the pizza for lunch.

How much of the pizza was left after she ate her lunch?

Accepted Answer

$$\frac{3}{12}$$

Answer

$$\frac{9}{12}$$

Answer

$$\frac{12}{12}$$

Answer

$$\frac{12}{35}$$

Question 8

Which expression has the same answer as $$\frac{3}{10}$$ $$+$$ $$\frac{2}{10}$$ ?

Accepted Answer

Question 9

Alice drank $$\frac{5}{8}$$ of a carton of orange juice for breakfast.

Henri drank $$\frac{1}{8}$$ of the carton.

How much orange juice was left? Hint: If you don't see your answer, look for an equivalent fractions?

Accepted Answer

Question 10

Each day of the week Ms. Dollar uses $$\frac{3}{4}$$ of a gallon of gas to drive to Etowah.

She drives to Etowah 5 days a week. Which estimate best describes how much gas she uses in a work week?

Accepted Answer

Between 3 and 4 gallons

Answer

Less than 1 gallon

Answer

Between 2 and 3 gallons

Answer

More than 4 gallons

Question 11

What is the sum?

$$3\ \frac{1}{5}\ +\ \ 2\ \frac{2}{5\ }\ =$$

Accepted Answer

$$5\ \frac{3}{5}$$

Answer

$$5\ \frac{3}{10}$$

Answer

$$\frac{1}{5}$$

Answer

$$\frac{3}{5}$$

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