CFA 3/22 3rd Grade Math

Last updated over 4 years ago
20 questions
1

A unit square has a length of 1 unit. What is the area of a unit square?

1

Leah wants to find the area of this piece of glass using square tiles. Each tile has the same side lenght. Which models show a way Leah could find the area of the piece of glass?

1

The area of ___ is ____ more than the area of _____.

1

The area of ____is _____ more than the area of ______.

1

The area of ____is _____ more than the area of ______.

1

Ben uses more ____tiles. Since a square centimeter is _____ a square inch, it takes _____square centimeter tiles to cover the piece of paper.

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Ben uses more ____tiles. Since a square centimeter is _____ a square inch, it takes _____square centimeter tiles to cover the piece of paper.

1

Ben uses more ____tiles. Since a square centimeter is _____ a square inch, it takes _____square centimeter tiles to cover the piece of paper.

1

Derek covers a board with white and green paper. Each square is 1 square foot. How many sqare feet does Derek cover with green paper?

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How many more square feet does Derek cover with white paper than green paper? Enter answer in the box.

1

What multiplication equation can be used to find the are of the model?

1

Liam painted the bottom part of his wall blue and the top part white. Each unit square is 1 square foot. Which number sentences could be used to find the TOTAL area, in square feet, of Liam's wall? Choose all that are correct.

1

The top of Mrs. Kinney's desk is shown. What is the total area of the top of Mrs. Kinney's desk?

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Mrs. Kinney's office has a length of 9 feet and a width of 8 feet. How much area of space is left after Mrs. Kinney puts her desk in the office.

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The area of the top of the table can be found by breaking apart the figure into exactly 2 rectangles that are different sizes.

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The area of the top of the table can be found by breaking apart the figure into exactly 3 reactangles that are the same.

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The expression 7 X 3 shows the area of the top of the table.

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The expression 2 + 14 + 2 shows the area of the top of the table.

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Hannah covered a picture with unit squares as shown. Each unit square is 1 square inch. Which multiplication sentence shows how to find the area of Hannah's picture in square inches?

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The area of Nathan's picture is 36 square inches greater than the area of Hannah's picture. The length of Nathan's picture is 9 inches. What is the width?

Enter your answer in the box.

The width of Nathan's picture is ____inches.