Homework Explained - Math Practice 101

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Grade 3 Go Math Practice - Answer Keys
Associative Property of Multiplication


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Lesson Check

  • Question 1 (request help)

    There are 2 benches in each car of a train ride. Two people ride on each bench. If a train has 5 cars, how many people in all can be on a train?

    • 4
    • 9
    • 10
    • 20
  • Question 2 (request help)

    Crystal has 2 CDs in each box. She has 3 boxes on each of her 6 shelves. How many CDs does Crystal have in all?

    • 6
    • 12
    • 18
    • 36

Spiral Review

  • Question 4 (request help)

    Trevor made a picture graph to show how many minutes each student biked last week. This is his key.

    Each = 10 minutes.

    What does stand for?

    • 2 minutes
    • 10 minutes
    • 20 minutes
    • 25 minutes
  • Question 5 (request help)

    Madison has 142 stickers in her collection. What is 142 rounded to the nearest ten?

    • 40
    • 140
    • 150
    • 200
  • Question 6 (request help)

    There are 5 pages of photos. Each page has 6 photos. How many photos are there in all?

    • 12
    • 20
    • 24
    • 30

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