Math 3rd Grade B3

Each model equals one whole divided into equal parts. Which models show 1/3 shaded? Select the three correct answers.

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Which statements are true?

Select the three correct answers.

• 7 × 7 = 10 × 5

• 9 × 6 = 54 ÷ 9

• 8 × 7 = 56 ÷ 8

• 64 ÷ 8 = 72 ÷ 9

• 36 ÷ 6 = 42 ÷ 7

Liam draws a rectangle with an area of 42 square inches. The width of the rectangle is 6 inches. What is the length, in inches, of Liam’s rectangle?

Which expressions are equal to the given expression?

246 + 589?

• 240 + 595

• 200 + 600 + 35

• 250 + 585

• 900 + 5

• (250 + 590) – (4 + 1)

Which three shapes are quadrilaterals?

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Connie solved the math problem shown.

56 ÷ 7 = ?

Which equation can Connie use to check her answer?

• 7 + ? = 56

• 56 × 7 = ?

• 7 × ? = 56

• 7 × 56 = ?

Mr. Jones builds a fence around his rectangular backyard that is 15 meters long and 10 meters wide. What is the perimeter, in meters, of the backyard?