Math Practice 101
Homework Explained - Math Practice 101

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Grade 8 HMH Go Math - Answer Keys
Chapter 1: Real Numbers; Lesson 2: Sets of real Numbers


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  • Question 23 (request help)

    Critique Reasoning The circumference of a circular region is shown. What type of number best describes the diameter of the circle? Explain your answer.
    • Real Numbers
    • Rational Numbers
    • Irrational Numbers
    • Integers
    • Whole Numbers
  • Question 24 (request help)

    Critical Thinking A number is not an integer. What type of number can it be?
    • Real Numbers
    • Rational Numbers
    • Integers
    • Whole Numbers
    • Irrational Numbers
  • Question 25 (request help)

    A grocery store has a shelf with half-gallon containers of milk. What type of number best represents the total number of gallons?
    • Real Numbers
    • Rational Numbers
    • Integers
    • Whole Numbers
    • Irrational Numbers

FOCUS ON HIGHER ORDER THINKING

  • Question 26 (request help)

    Explain the Error Katie said, “Negative numbers are integers.” What was her error?
  • Type below:
  • Question 27 (request help)

    Justify Reasoning Can you ever use a calculator to determine if a number is rational or irrational? Explain.
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  • Question 28 (request help)

    Draw Conclusions The decimal \(0.\overline{3 }\) represents \(\large\frac{1}{3}\) . What type of number best describes \(0.\overline{9}\) , which is \(3 \times 0.\overline{3}\)? Explain.
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  • Question 29 (request help)

    Communicate Mathematical Ideas Irrational numbers can never be precisely represented in decimal form. Why is this?

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