Math Practice 101
Homework Explained - Math Practice 101

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Grade 3 Go Math Practice - Answer Keys
Find Unknown Side Lengths


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Lesson Check

  • Question 1 (request help)

    Jesse is putting a ribbon around a square frame. He uses 24 inches of ribbon. How long is each side of the frame?
    • 4 inches
    • 5 inches
    • 6 inches
    • 8 inches
  • Question 2 (request help)

    Davia draws a shape with 5 sides. Two sides are each 5 inches long. Two other sides are each 4 inches long. The perimeter of the shape is 27 inches. What is the length of the fifth side?
    • 9 inches
    • 13 inches
    • 14 inches
    • 18 inches

Spiral Review

  • Question 3 (request help)

    Which of the following represents
    7 + 7 + 7 + 7?
    • \(\large 4\times4\)
    • \(\large 4\times7\)
    • \(\large 6\times7\)
    • \(\large 7\times7\)
  • Question 4 (request help)

    Bob bought 3 packs of model cars. He gave 4 cars to Ann. Bob has 11 cars left. How many model cars were in each pack?
    • 18
    • 11
    • 7
    • 5
  • Question 5 (request help)

    Randy looked at his watch when he started and finished reading. How long did Randy read?
    • 55 minutes
    • 45 minutes
    • 35 minutes
    • 15 minutes
  • Question 6 (request help)

    Which statement does the model represent?
    • \(\large \frac{4}{4}=1\)
    • \(\large \frac{3}{4}=1\)
    • \(\large \frac{2}{4}=1\)
    • \(\large \frac{1}{4}=1\)

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