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Rounding Off in Mathematics
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Rounding Off in Mathematics

Created by
@RaptOganesson

Questions and Answers

What is the first step in rounding off a decimal number?

  • Identify the required decimal place and mark the next digit (correct)
  • Adjust the last digit of the required decimal place
  • Check if the next digit is greater than or less than 5
  • Determine the rounding direction based on the next digit

    • What should be done if the digit to be rounded up is 9?

  • Change it to 0 and round up the preceding digit by 1 (correct)
  • Leave it as 9 without any changes
  • Simply increase it to 10
  • Round down the preceding digit by 1

    • What happens if the next digit (n+1) is less than 5?

  • The last digit of the required decimal place is rounded down
  • The last digit is reduced by 1
  • The last digit is rounded down to the nearest even number
  • The last digit remains unchanged (correct)

    • When rounding off a number to two decimal places, which digit do we look at to determine if we round up?

    <p>The third decimal digit</p> Signup and view all the answers

    Which of the following statements is true regarding rounding off?

    <p>Rounding up can only occur if the next digit is 5 or greater</p> Signup and view all the answers

    When rounding off the number 2.558 to two decimal places, which of the following is the correct rounded value?

    <p>2.56</p> Signup and view all the answers

    If rounding 3.4999 to three decimal places, what is the outcome?

    <p>3.500</p> Signup and view all the answers

    Given the number 5.0007, if it is rounded to three decimal places, what would be the result?

    <p>5.00</p> Signup and view all the answers

    Rounding the number 8.2500 to two decimal places will yield which final result?

    <p>8.25</p> Signup and view all the answers

    When rounding 7.689 to one decimal place, what is the correct rounded number?

    <p>7.7</p> Signup and view all the answers

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