Converting Decimal Fractions to Base 5
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Questions and Answers

What is the first step in converting the fractional part of a decimal number to another base?

  • Group the deducted integers.
  • Deduct the integer part from the product.
  • Multiply the fraction by the base. (correct)
  • Repeat the process until the fraction is zero.
  • What should be done with the integer part obtained during the conversion process?

  • It should be kept aside for later use. (correct)
  • It should be added to the new value.
  • It should be converted back to decimal.
  • It should be ignored completely.
  • When do you stop the conversion process of the fractional part?

  • When the integer part becomes too large.
  • When a rounded number is achieved.
  • When the base has been reached.
  • When the remaining fraction is zero or enough digits are obtained. (correct)
  • What is the final step after obtaining several integer parts during conversion?

    <p>Group the deducted integers from top to bottom.</p> Signup and view all the answers

    If you want to convert a decimal fraction to base 5, how will the first integer be determined?

    <p>By multiplying the fraction by 5.</p> Signup and view all the answers

    What is the first integer result when converting 0.430410 to base 5?

    <p>2</p> Signup and view all the answers

    How many multiplication steps are required before reaching a fractional part of zero when converting 0.430410 to base 5?

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

    What is the final base 5 representation of the decimal fraction 0.430410?

    <p>0.20345</p> Signup and view all the answers

    What would be the result of the second multiplication step (0.1520 × 5) during the conversion process?

    <p>0.7600</p> Signup and view all the answers

    What base is being used in the conversion of 0.430410?

    <p>Base 5</p> Signup and view all the answers

    What is the second bit in the binary representation of 0.3437510 when converted to binary?

    <p>1</p> Signup and view all the answers

    Which operation is performed to convert the fractional part of a decimal number to binary?

    <p>Multiply by 2</p> Signup and view all the answers

    In converting 0.3437510 to binary, what fractional value is derived after the fourth multiplication?

    <p>0.75000</p> Signup and view all the answers

    What is the correct binary representation of 0.3437510 up to 4 bits to the right of the binary point?

    <p>0.01012</p> Signup and view all the answers

    After the first multiplication of 0.34375 by 2, what integer part is produced?

    <p>0</p> Signup and view all the answers

    What is the first step when converting a number from any base to decimal?

    <p>Multiply each digit by the base raised to the power of its position</p> Signup and view all the answers

    When converting from base n to decimal, what power should the least significant bit (LSB) have?

    <p>0</p> Signup and view all the answers

    What should you do after multiplying each digit by the base raised to its power?

    <p>Add all the intermediate results together</p> Signup and view all the answers

    How are the positions of digits after the decimal point treated when converting to decimal?

    <p>They have negative powers starting from -1</p> Signup and view all the answers

    If you have a number in base 4 represented as '312', what is the value of the digit '3' in decimal?

    <p>12</p> Signup and view all the answers

    What method is used to convert the fractional part from decimal to another base?

    <p>Multiplication by the base and taking the integer part</p> Signup and view all the answers

    Why do we use multiplication instead of the remainder method for fractional parts?

    <p>Because fractions are expressed in negative powers of the base</p> Signup and view all the answers

    In a base conversion, what is the significance of the integer part obtained from the multiplication process?

    <p>It represents the new fractional part in the target base</p> Signup and view all the answers

    Which of the following best describes how fractions in decimal are expressed when converted to another base?

    <p>Using only negative powers</p> Signup and view all the answers

    Which of the following is an example of a fraction in base 10?

    <p>2390167.1208</p> Signup and view all the answers

    What is the primary relationship between octal and binary systems?

    <p>Each octal digit corresponds to a group of 3 binary digits.</p> Signup and view all the answers

    What is the grouping size for converting binary to hexadecimal?

    <p>4 binary digits per hexadecimal digit.</p> Signup and view all the answers

    Which of the following statements is true regarding binary conversions?

    <p>Binary numbers can be converted directly to octal and hexadecimal.</p> Signup and view all the answers

    Which base is equivalent to hexadecimal in terms of power-of-two notation?

    <p>Base 16</p> Signup and view all the answers

    If 11101100 is split for hexadecimal conversion, which grouping is correct?

    <p>1110 1100</p> Signup and view all the answers

    What is the decimal equivalent of the binary number 10.11?

    <p>2.75</p> Signup and view all the answers

    What is the value of the letter 'A' in hexadecimal when converting to decimal?

    <p>10</p> Signup and view all the answers

    When converting the hexadecimal number 1A.5 to decimal, what is the contribution of the digit '5'?

    <p>0.3125</p> Signup and view all the answers

    If you convert the hexadecimal number 2F.3 to decimal, what is the contribution of the digit '2'?

    <p>16</p> Signup and view all the answers

    For the binary number 110.101, what is the total final value when converted to decimal?

    <p>6.5</p> Signup and view all the answers

    What is the first step in converting the Hex number 351B to Octal?

    <p>Convert Hex to Binary</p> Signup and view all the answers

    After converting Hex to Binary, how are the binary bits grouped for the conversion to Octal?

    <p>In sets of three bits</p> Signup and view all the answers

    Which binary value represents the Hex digit 'B' during conversion?

    <p>1010</p> Signup and view all the answers

    What is the Octal equivalent of the Hex number 351B after completing the conversion?

    <p>32433</p> Signup and view all the answers

    Why is it useful to convert through Binary when changing from Hex to Octal?

    <p>It ensures accuracy in converting between bases.</p> Signup and view all the answers

    What is the primary reason for converting a number to base 10 when changing bases?

    <p>It simplifies the conversion process.</p> Signup and view all the answers

    Which scenario is an exception to the rule of converting to base 10 for base conversion?

    <p>Converting between bases that are powers of two.</p> Signup and view all the answers

    When converting a number from Base x to Base y, which step is considered as the first in the conversion process?

    <p>Convert the number to base 10.</p> Signup and view all the answers

    If converting a number directly between two bases is sometimes possible, what should be considered first?

    <p>The relationship between the two bases.</p> Signup and view all the answers

    What type of bases might allow for faster conversions without using base 10 as an intermediary?

    <p>Bases that are powers of two.</p> Signup and view all the answers

    What is the first step in converting binary to octal?

    <p>Make groups of 3 bits from right to left for the integer part</p> Signup and view all the answers

    When completing an octet during conversion, where do you add zeros for the integer part?

    <p>On the left side</p> Signup and view all the answers

    What should you do with the digits after converting each octet to octal?

    <p>Concatenate the digits without any operations</p> Signup and view all the answers

    How are the bits grouped for the fractional part when converting from binary to octal?

    <p>From left to right</p> Signup and view all the answers

    If the binary number is 1011011.101, how should you group it for octal conversion?

    <p>10 110 11, 110 000</p> Signup and view all the answers

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