Homework Explained - Math Practice 101

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Grade 3 Go Math Student- Answer Keys
Chapter 1 - Lesson 1.4 Use Properties to Add


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Problem Solving

 

  • Question 9 (request help)

    Mr. Arnez bought 32 potatoes, 29 onions, 31 tomatoes and 28 peppers to make salads for his deli. How many vegetables did he buy?

  • Total vegetables =   
  • Question 10 (request help)

    Ms. Chang is baking pies and cakes for the school bake sale. She bought 16 apples, 29 peaches, and 11 bananas at the Farmers’ Market. How many pieces of fruit did she buy?

  • Total pieces of fruit=    
  • Question 11 (request help)

    What is the unknown number? Which property did you use?

  •  + 8 ) +32 = 49
  • Question 12 (request help)

    Change the order or grouping to find the sum. Explain how you used properties to find the sum.

  • 63 + 86 + 77 =    +
       +
       =
       
  • Question 13 (request help)

    Which shows the Associative Property of Addition?

    • (86 + 7) + 93 = 86 + (7 + 93)
    • 86 + 7 = 7 + 86
    • 86 + 0 = 86
    • 86 = 80 + 6

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