Math Practice 101
Homework Explained - Math Practice 101

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Grade 5 HMH Go Math - Answer Keys
Chapter 1; Lesson 12: Grouping Symbols


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Grouping Symbols

Evaluate the numerical expression.

  • Question 1 (request help)

    5 x [(11 - 3) - (13 - 9)]

    5 x [8 - (13 - 9)]
    5 x [8 - 4]
    5 x 4       
       20   

Problem Solving

Joan has a cafe. Each day, she bakes 24 muffins. She gives away 3 and sells the rest. Each day, she also bakes 36 cupcakes. She gives away 4 and sells the rest.

  • Question 9 (request help)

    Write an expression to represent the total number of muffins and cupcakes Joan sells in 5 days.
  • Type below:
  • Question 10 (request help)

    Evaluate the expression to find the total number of muffins and cupcakes Joan sells in 5 days.
  •    muffins and cupcakes

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