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Factors and Multiples

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

Divisibility Rules

Subtopic

Divisibility Rules under Factors and Multiples for Grade 5 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    If the last two digits of a number are 1616, the number is divisible by:

    A.

    33

    B.

    44

    C.

    55

    D.

    1010

  2. 2.

    Which digit at the ones place makes any number divisible by 1010?

    A.

    55

    B.

    00

    C.

    22

    D.

    11

  3. 3.

    Which number between 1010 and 2020 is divisible by 33 and 44?

    A.

    1212

    B.

    1515

    C.

    1616

    D.

    1818

Download the worksheet for Factors and Multiples - Divisibility Rules to practice offline. It includes additional chapter-level practice questions.

Prime and Composite Numbers

Subtopic

Prime and Composite Numbers under Factors and Multiples for Grade 5 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    The number 11 is not prime because it has ________.

    A.

    No factors

    B.

    Only one factor

    C.

    Three factors

    D.

    Too many factors

  2. 2.

    Which prime number is found between 2525 and 3030?

    A.

    2626

    B.

    2727

    C.

    2828

    D.

    2929

  3. 3.

    What is the smallest number that has exactly three factors?

    A.

    22

    B.

    33

    C.

    44

    D.

    99

Download the worksheet for Factors and Multiples - Prime and Composite Numbers to practice offline. It includes additional chapter-level practice questions.

Prime Factorization

Subtopic

Prime Factorization under Factors and Multiples for Grade 5 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    What is the prime factorization of 100100?

    A.

    10×1010 \times 10

    B.

    4×254 \times 25

    C.

    2×2×5×52 \times 2 \times 5 \times 5

    D.

    2×5×102 \times 5 \times 10

  2. 2.

    The prime factorization of 9292 is:

    A.

    2×462 \times 46

    B.

    4×234 \times 23

    C.

    2×2×232 \times 2 \times 23

    D.

    2×23×232 \times 23 \times 23

  3. 3.

    Write the prime factorization of 9191.

    A.

    7×137 \times 13

    B.

    1×911 \times 91

    C.

    7×7×137 \times 7 \times 13

    D.

    13×1313 \times 13

Download the worksheet for Factors and Multiples - Prime Factorization to practice offline. It includes additional chapter-level practice questions.

Highest Common Factor (HCF)

Subtopic

Highest Common Factor (HCF) under Factors and Multiples for Grade 5 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Calculate the HCF of 1515 and 2121.

    A.

    11

    B.

    55

    C.

    33

    D.

    1515

  2. 2.

    What is the HCF of 44 and 1010?

    A.

    11

    B.

    22

    C.

    44

    D.

    1010

  3. 3.

    Find the HCF of 6,12,6, 12, and 2424.

    A.

    66

    B.

    22

    C.

    1212

    D.

    2424

Download the worksheet for Factors and Multiples - Highest Common Factor (HCF) to practice offline. It includes additional chapter-level practice questions.

Least Common Multiple (LCM)

Subtopic

Least Common Multiple (LCM) under Factors and Multiples for Grade 5 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    What is the smallest number exactly divisible by 1212 and 1616?

    A.

    2424

    B.

    3232

    C.

    4848

    D.

    6060

  2. 2.

    Find the LCM of 1,2,1, 2, and 33.

    A.

    33

    B.

    44

    C.

    66

    D.

    88

  3. 3.

    What is the smallest common multiple of 1818 and 2727?

    A.

    3636

    B.

    5454

    C.

    8181

    D.

    108108

Download the worksheet for Factors and Multiples - Least Common Multiple (LCM) to practice offline. It includes additional chapter-level practice questions.

Factors and Multiples - Class 5 Maths (ICSE) | Krit.club