Multiplication and Prime Factors Quiz
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Questions and Answers

What is the product of the numbers 15 and 21?

  • 315 (correct)
  • 300
  • 180
  • 210
  • Which of the following is NOT a prime factor of the product?

  • 5
  • 3
  • 2
  • 7 (correct)
  • Which of the numbers listed in the calculation are multiples of 9?

  • 16, 24
  • 15, 18, 27
  • 18, 27 (correct)
  • 21, 28
  • The product of 17, 18, 20, 21, and 24 can be expressed as a product of prime factors. How many prime factors of 2 are included in this product?

    <p>6 (C)</p> Signup and view all the answers

    Which intermediate result is calculated incorrectly?

    <p>5 x 5 (C)</p> Signup and view all the answers

    Flashcards

    Product Calculation

    The result of multiplying a series of numbers together.

    Intermediate Results

    Values obtained during the steps of a calculation before reaching the final product.

    Multiplication

    The process of combining groups of equal sizes to get a total value.

    Sequence of Numbers

    A particular ordered list of numbers used in multiplication.

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    Arrows in Calculation

    Symbols indicating the steps taken to arrive at intermediate results.

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    Study Notes

    Calculation of Zeros

    • A calculation of the number of zeros at the end of a product of integers is shown
    • The product involves the numbers 15, 16, 17, 18, 20, 21, 24, 25, 27, and 28
    • The calculation appears to be finding the number of times the factorization of 10 appears in the product

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    Description

    Test your knowledge on basic multiplication and prime factorization with this quiz. From calculating products to identifying prime factors, challenge yourself with a variety of questions. Perfect for students looking to reinforce their math skills on these topics.

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