3rd grade Unit 6 review

Gwen found a box of crayons in a drawer. If three-eights of the crayons in the box are blue crayons, which of the following could be the box that Gwen found?

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Mary has a sheet of construction paper. She cut the sheet to make name tags for her party later. If each name tag will be 1/8 of the sheet, which of the following shows 1/8 of the sheet shaded?

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Eric had a bag of marbles. If two of the six marbles in the bag are red marbles, which of the following statement must be true?

• 4/6 of the marbles in the bag are red marbles because the number of red marbles in the bag is six less than the total number of marbles in the bag.

• 2/8 of the marbles in the bag are red marbles, because two marbles are red and six marbles are not red.

• 2/6 of the marbles are red, because there are six marbles in the bag and two are red marbles.

• 2/4 of the marbles in the bag are red marbles because two marbles are red and four marbles are not red.

Sean ordered a pizza and cut it so that each slice is an equal 1/8 of the pizza. Which of the following will be the way Sean cuts the pizza?

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What fraction does the colored part in the model represent?

• 3/6

• 3/8

• 5/6

• 5/8

Alfred when to the park yesterday. He counted four maple trees, three pine trees, and one oak tree. Which number line shows the fraction of the trees that were pine trees?

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Which one of the following statements is true?

• Point A represents the fraction 1/2 because it is halfway between zero and Point B.

• Point B represents the fraction 1/3 because the number is divided into 3 equal segments and Point B is 1 segment from one.

• Point A represents the fraction 2/3 because the number is divided into 3 equal segments and Point A is 2 segments.

• Point B represents the fraction 2/3 because the number is divided into 3 equal segments and Point B is 2 segments from zero.

Paul says Point D represents the fraction 5/6, Leo says Point D represents the fraction 1/6, and Justin says Point D represents the fraction 7/8. Who is correct and why?

• Paul, because the number line is divided into 6 equal segments and Point D is 5 segments from zero

• Leo, because the number line is divided into 6 equal segments and Point D is 1 segment from one

• Justin, because the number line is divided into 8 equal segments and Point D is 7 segments long

• None of them are correct.

Tamara ordered six bags from an online store. The number line shows the fraction of the bags that were designer bags.

Which of the following statements is true?

• Three-sixths of the bags that Tamara ordered were designer bags.

• Three-thirds of the bags that Tamara ordered were designer bags.

• Two-sixths of the bags that Tamara ordered were designer bags.

• Two-thirds of the bags that Tamara ordered were designer bags.

Melissa received four flower vases for her birthday last month. If one of the flower vases fell and broke, which number line shows the fraction of the flower vases that were NOT broken?

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