Math Practice 101
Homework Explained - Math Practice 101

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Grade 3 Go Math Practice - Answer Keys
Find Unknown Numbers


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Lesson Check

  • Question 1 (request help)

    What is the unknown factor?
           b x 7 = 56
    • 6
    • 7
    • 8
    • 9
  • Question 2 (request help)

    What is the unknown factor shown by this array?

                 3 x \(\blacksquare\) = 24
    • 3
    • 6
    • 8
    • 9

Spiral Review

  • Question 3 (request help)

    Which is an example of the Commutative Property of Multiplication?
    • 6 + 4 = 4 + 6
    • 4 x 6 = 6 x 4
    • 4 x 3 = 4 + 8
    • 3 x 6 = 9 x 2
  • Question 5 (request help)

    Which number sentence is an example of the Distributive Property?
    • 4 x 7 = (4 x 3) + (4 x 4)
    • 4 x 7 = 7 x 4
    • 4 x 7 = 28
    • 7 x 4 = 15 +13
  • Question 6 (request help)

    In a group of 10 boys, each boy had 2 hats. How many hats did they have in all?
    • 5
    • 12
    • 20
    • 40

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