krit.club logo

Number System

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

Integers and their Properties (Closure, Commutative, Associative, Distributive)

Subtopic

Integers and their Properties (Closure, Commutative, Associative, Distributive) under Number System for Grade 7 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Evaluate (−1)25(-1)^{25}.

    A.

    2525

    B.

    −25-25

    C.

    11

    D.

    −1-1

  2. 2.

    What is the successor of −1-1?

    A.

    −2-2

    B.

    00

    C.

    11

    D.

    22

  3. 3.

    If you are at −2-2 on the number line and move 55 units to the left, you reach:

    A.

    33

    B.

    −3-3

    C.

    77

    D.

    −7-7

Download the worksheet for Number System - Integers and their Properties (Closure, Commutative, Associative, Distributive) to practice offline. It includes additional chapter-level practice questions.

Multiplication and Division of Integers

Subtopic

Multiplication and Division of Integers under Number System for Grade 7 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    What is the value of (−5)×4×(−1)(-5) \times 4 \times (-1)?

    A.

    −20-20

    B.

    2020

    C.

    11

    D.

    −1-1

  2. 2.

    Divide 4040 by (−8)(-8).

    A.

    −5-5

    B.

    55

    C.

    −48-48

    D.

    4848

  3. 3.

    What is the product of (−1)(-1) used as a factor 66 times?

    A.

    −1-1

    B.

    66

    C.

    −6-6

    D.

    11

Download the worksheet for Number System - Multiplication and Division of Integers to practice offline. It includes additional chapter-level practice questions.

Fractions and Decimals: Multiplication and Division

Subtopic

Fractions and Decimals: Multiplication and Division under Number System for Grade 7 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Find 58\frac{5}{8} of 3232.

    A.

    20

    B.

    16

    C.

    25

    D.

    40

  2. 2.

    What is 14.4÷1214.4 \div 12?

    A.

    12

    B.

    1.2

    C.

    0.12

    D.

    1.44

  3. 3.

    Calculate 0.07×0.70.07 \times 0.7.

    A.

    0.49

    B.

    4.9

    C.

    0.049

    D.

    0.0049

Download the worksheet for Number System - Fractions and Decimals: Multiplication and Division to practice offline. It includes additional chapter-level practice questions.

Rational Numbers: Definition, Representation on Number Line, Standard Form

Subtopic

Rational Numbers: Definition, Representation on Number Line, Standard Form under Number System for Grade 7 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which integer is equivalent to the rational number −186\frac{-18}{6}?

    A.

    33

    B.

    −3-3

    C.

    −12-12

    D.

    −2-2

  2. 2.

    Find the standard form of 21−35\frac{21}{-35}.

    A.

    3−5\frac{3}{-5}

    B.

    −35\frac{-3}{5}

    C.

    −75\frac{-7}{5}

    D.

    35\frac{3}{5}

  3. 3.

    Between which two integers is the rational number 113\frac{11}{3} located?

    A.

    11 and 22

    B.

    22 and 33

    C.

    33 and 44

    D.

    1010 and 1111

Download the worksheet for Number System - Rational Numbers: Definition, Representation on Number Line, Standard Form to practice offline. It includes additional chapter-level practice questions.

Operations on Rational Numbers (Addition, Subtraction, Multiplication, Division)

Subtopic

Operations on Rational Numbers (Addition, Subtraction, Multiplication, Division) under Number System for Grade 7 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Find the product: 12×12\frac{1}{2} \times \frac{1}{2}.

    A.

    1

    B.

    14\frac{1}{4}

    C.

    12\frac{1}{2}

    D.

    0

  2. 2.

    Simplify: 38+14\frac{3}{8} + \frac{1}{4}.

    A.

    412\frac{4}{12}

    B.

    58\frac{5}{8}

    C.

    12\frac{1}{2}

    D.

    332\frac{3}{32}

  3. 3.

    Divide −25\frac{-2}{5} by 15\frac{1}{5}.

    A.

    −225\frac{-2}{25}

    B.

    −2-2

    C.

    2

    D.

    −12\frac{-1}{2}

Download the worksheet for Number System - Operations on Rational Numbers (Addition, Subtraction, Multiplication, Division) to practice offline. It includes additional chapter-level practice questions.

Exponents and Powers: Laws of Exponents, Scientific Notation

Subtopic

Exponents and Powers: Laws of Exponents, Scientific Notation under Number System for Grade 7 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    What is the value of (75)2(\frac{7}{5})^2?

    A.

    1410\frac{14}{10}

    B.

    495\frac{49}{5}

    C.

    4925\frac{49}{25}

    D.

    725\frac{7}{25}

  2. 2.

    Express 5,00,00,0005,00,00,000 in scientific notation.

    A.

    5×1065 \times 10^6

    B.

    5×1075 \times 10^7

    C.

    50×10650 \times 10^6

    D.

    0.5×1080.5 \times 10^8

  3. 3.

    Using the power of a power law, what is (p3)4(p^3)^4?

    A.

    p7p^7

    B.

    p12p^{12}

    C.

    p1p^1

    D.

    p34p^{34}

Download the worksheet for Number System - Exponents and Powers: Laws of Exponents, Scientific Notation to practice offline. It includes additional chapter-level practice questions.

Number System - ICSE Class 7 Maths Notes & Revision | Krit.club