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Rational Numbers

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Properties of Rational Numbers

Subtopic

Properties of Rational Numbers under Rational Numbers for Grade 8 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    If ab\frac{a}{b} is a rational number, then which of the following is its additive inverse?

    A.

    ba\frac{b}{a}

    B.

    ba\frac{-b}{a}

    C.

    ab-\frac{a}{b}

    D.

    1

  2. 2.

    What is the result when 00 is divided by 34\frac{-3}{4}?

    A.

    34\frac{-3}{4}

    B.

    0

    C.

    Not defined

    D.

    1

  3. 3.

    The product of a rational number and 11 is:

    A.

    1

    B.

    0

    C.

    The rational number itself

    D.

    Its reciprocal

Download the worksheet for Rational Numbers - Properties of Rational Numbers to practice offline. It includes additional chapter-level practice questions.

Representation on the Number Line

Subtopic

Representation on the Number Line under Rational Numbers for Grade 8 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    If point PP is at 34\frac{3}{4} on the number line and we move 14\frac{1}{4} unit to the left, which point do we reach?

    A.

    11

    B.

    14\frac{1}{4}

    C.

    12\frac{1}{2}

    D.

    00

  2. 2.

    To plot 56-\frac{5}{6}, we divide the segment between 00 and 1-1 into 66 equal parts and count:

    A.

    55 marks to the right of 00

    B.

    55 marks to the left of 00

    C.

    66 marks to the left of 00

    D.

    11 mark to the left of 00

  3. 3.

    Which rational number is located exactly 12\frac{1}{2} unit to the right of the integer 11?

    A.

    12\frac{1}{2}

    B.

    32\frac{3}{2}

    C.

    23\frac{2}{3}

    D.

    22

Download the worksheet for Rational Numbers - Representation on the Number Line to practice offline. It includes additional chapter-level practice questions.

Rational Numbers between two Rational Numbers

Subtopic

Rational Numbers between two Rational Numbers under Rational Numbers for Grade 8 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Find a rational number between 0.25-0.25 and 0.2-0.2.

    A.

    0.22-0.22

    B.

    0.26-0.26

    C.

    0.19-0.19

    D.

    0.28-0.28

  2. 2.

    A rational number between 15\frac{1}{5} and 14\frac{1}{4} is:

    A.

    940\frac{9}{40}

    B.

    340\frac{3}{40}

    C.

    1140\frac{11}{40}

    D.

    740\frac{7}{40}

  3. 3.

    Which of the following is between 23\frac{2}{3} and 34\frac{3}{4}?

    A.

    1724\frac{17}{24}

    B.

    58\frac{5}{8}

    C.

    1924\frac{19}{24}

    D.

    78\frac{7}{8}

Download the worksheet for Rational Numbers - Rational Numbers between two Rational Numbers to practice offline. It includes additional chapter-level practice questions.