CA 3 Review (Fractions)

Three friends divided three pizzas into pieces. The shaded parts of the models represent the pieces that the friends ate. Which statement describes the fraction of a pizza that one of the friends ate?

• Diego ate 1/2 of a pizza, because he ate the largest piece of his 2 pieces.

• Victoria ate 1/3 of a pizza, because she ate 1 piece and had 3 equal-size pieces left over.

• Wesley ate 1/2 of a pizza, because he ate 1 piece of his 2 equal-size pieces.

• Victoria ate 3/1 of a pizza, because she ate 1 piece and had 3 pieces left over.

There are 4 books on a shelf. In the model, the shaded books represent nonfiction books. Which expression represents the fraction of the books on the shelf that are nonfiction?

• 1/4 + 1/4 + 1/4 + 1/4

• 1/4 + 1/4 + 1/4

• 1/3 + 1/3 + 1/3

• 3/1 + 3/1 + 3/1

Four fraction models are shown. Which two models are shaded to show equivalent fractions?

• Models W and X

• Models X and Z

• Models W and Z

• Models X and Y

Each strip of the diagram is shaded to represent a fraction of 1 whole. The fractions represented are —

• equivalent, because the shaded area of Strip B is greater than the shaded area of Strip A

• not equivalent, because Strip A has 4 parts in all and Strip B has 8 parts in all

• equivalent, because the shaded area of Strip A is the same as the shaded area of Strip B

• not equivalent, because Strip A has 3 shaded parts and Strip B has 6 shaded part

Which comparison is true?

The number lines model two different fractions. Which comparison of these fractions is true?

Based on the relationship shown in the table, which statement is true?

• There are 9 more spinach plants than tomato plants in each garden.

• There are 9 fewer spinach plants than tomato plants in each garden.

• There are 8 more spinach plants than tomato plants in each garden.

• There are 8 fewer spinach plants than tomato plants in each garden.

Based on the relationship shown in the table, which statement is true?

• The number of packages times 1 equals the number of baseball cards.

• The number of packages plus 1 equals the number of baseball cards.

• The number of packages plus 11 equals the number of baseball cards.

• The number of packages times 11 equals the number of baseball cards.