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Class 4 MATH – FACTORS & MULTIPLES

FACTORS AND MULTIPLES : Revision Test

Note : Parental/Teacher Guidance recommended

  • This is a revision test.
  • This test will have different set of 25 questions each time.
  • You will get a certificate once you score 100%.
  • Certificate can be downloaded from the result page.

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Factors and Multiples : True or False :

There are 8 prime numbers from 1 to 20.

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Choose the correct answer :

Which of the following is a factor of 45 ?

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LCM ( least common multiple) :

Find LCM of 40 and 24

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prime factorisation of 120 is

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Questions based on Factors (True or False) :

The smallest composite number is 2.

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Choose the correct answer :

The largest factor of any number is______.

7 / 25

Choose the correct answer :

The smallest factor of any number is ____.

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HCF ( highest common factor) :

Find HCF of 24 and 36

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Which number is a factor of every number?

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______ is the only number with one factor.

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_____ is neither prime number nor composite.

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LCM ( least common multiple) :

Find LCM of 21 and 14

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HCF ( highest common factor) :

Find HCF of 25 and 15

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Factors and Multiples : True or False :

Number of factors for a given number are fixed.

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LCM ( least common multiple) :

Find LCM of   3 ,  5  and 6

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Factors and Multiples : True or False :

11 and 12 are twin primes.

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Factors and Multiples : True or False :

Multiples Which are common to two or more numbers are called common multiples.

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The numbers which have more than two factors are called ________________.

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HCF ( highest common factor) :

Find HCF of 28 and 16

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HCF ( highest common factor) :

Find HCF of  6  and  24

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The numbers which have only two factors are called ________________.

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I am a multiple of 5 between 26 and 32. Who am I?

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Choose the correct answer :

Which of the following are not factors of 54 ?

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HCF ( highest common factor) :

Find HCF of 24,  32,  48

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Questions based on Factors (True or False) :

2 and 3 are consecutive prime numbers.

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