Homework Explained - Math Practice 101

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Grade 4 HMH Go Math - Answer Keys
Chapter 5 Review/Test


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  • Question 17 (request help)

    Winnie wrote the following riddle: I am a number between 60 and 100. My ones digit is two less than my tens digit. I am a prime number.

    Part A

    What number does Winnie’s riddle describe? Explain.

  •    
  • Question 17 (request help)

    Part B

    Winnie’s friend Marco guessed that her riddle was about the number 79. Why can’t 79 be the answer to Winnie’s riddle?
    Explain.

  • Type below:
  • Question 19 (request help)

    Erica knits 18 squares on Monday. She knits 7 more squares each day from Tuesday through Thursday. How many squares does Erica knit on Friday?

  •     squares
  • Question 20 (request help)

    Use the rule to write the first five terms of the pattern.

    Rule: Add 10, subtract 5

  • First term: 11               
               
               
       

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