Third Grade Review

Erica's goal is to practice playing her guitar for 300 minutes this week.

- On Sunday she practiced for 117 minutes

- On Tuesday she practiced for 58 minutes

How many more minutes does Erica need to practice in order to meet her goal?

• 125 minutes

• 235 minutes

• 475 minutes

• 175 minutes

The table shows the number of puzzle pieces in four puzzles. Derek put together the two puzzles that had the greatest number of pieces.

What is the total number of pieces in these two puzzles?

• 961

• 900

• 861

• Not here

Answer explanation

Remember, you have to find which two puzzles had the greatest number of pieces. THEN you need to find the total number of pieces of those TWO puzzles.

There are 3 basketball teams practicing together in the gym.

- Each team has 10 players

- All of the players are used to make 6 groups during the practice

- There is an equal number of players in each group

How many players are in each group?

• 180

• 6

• 24

• 5

Stacy used 21 feet of ribbon to make bows. She used 3 feet of ribbon for each bow.

Which equation can be used to find the number of bows Stacy made with this ribbon?

• 21x3=63

• 21÷3=7

• 21+3=24

• 21-3=18

A store is having a sale on books. The sale price of each book is $6 less than the regular price. Which table shows prices of different books at this store?

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There are 8 orange in each bag for sale at a store. Which table shows the relationship between the number of bags and the number of oranges in the bags?

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The shaded figure on the grid represents Erin's rectangular lawn.

What is the area in square meters of Erin's lawn?

• 18 square meters

• 36 square meters

• 62 square meters

• 72 square meters

Each rectangle shown will be covered with equal-size squares. Some of squares have been placed as shown.

Which of these rectangles have an area of 36 square centimeters?

• Rectangles V,W,X,Y, and Z

• Rectangles X and Y only

• Rectangles W and Z only

• Rectangles V, X, and Y only

Holly made a poster using two congruent pentagons and a square.

What is the perimeter of the poster in inches?

• 196 inches

• 128 inches

• 64 inches

• 152 inches

Gretchen's made this table to show the side lengths and perimeters of three figures.

What mistake, if any, did Gretchen make?

• The perimeter should be 24 yards

• The perimeter of the square should be 36 yards

• The perimeter of the triangle show be 20 yards

• Gretchen did not make any mistakes in the table