EduSahara™ Worksheet

EduSahara™ Assignment

Name : HCF

Chapter : Factors and Multiples

Grade : ICSE Grade VI

License : Non Commercial Use

Question 1

1.

Find all common factors of 11 and 47

(i)

{11}
(ii)

{1,47}
(iii)

{1,11}
(iv)

{1}
(v)

{47}

Question 2

2.

Find all common factors of 6 , 30 and 22

(i)

{2,15}
(ii)

{1,2}
(iii)

{1,2,0}
(iv)

{2,0}
(v)

{1,2,15}

Question 3

3.

Find all common factors of 7 and 3

(i)

{1}
(ii)

{7}
(iii)

{3}
(iv)

{1,3}
(v)

{1,7}

Question 4

4.

Find all common factors of 48 , 30 and 49

(i)

{16}
(ii)

{1,30}
(iii)

{1}
(iv)

{1,12}
(v)

{15}

Question 5

5.

Find the HCF of
{8,4}

(i)

4
(ii)

2
(iii)

6
(iv)

3
(v)

5

Question 6

6.

Find the HCF of
{45,30}

(i)

14
(ii)

12
(iii)

17
(iv)

16
(v)

15

Question 7

7.

Find the HCF of
{9,46,44}

(i)

(-1)
(ii)

2
(iii)

1
(iv)

0
(v)

3

Question 8

8.

Find the HCF of
{27,30,38,28}

(i)

1
(ii)

(-2)
(iii)

2
(iv)

4
(v)

0

Question 9

9.

Find the HCF of
{42,84}

(i)

43
(ii)

45
(iii)

40
(iv)

42
(v)

41

Question 10

10.

Find the HCF of
{510,660}

(i)

30
(ii)

29
(iii)

33
(iv)

28
(v)

31

Question 11

11.

Find the HCF of
{840,2280,2100}

(i)

58
(ii)

61
(iii)

60
(iv)

59
(v)

62

Question 12

12.

Find the HCF of
{126,66,300,204}

(i)

9
(ii)

4
(iii)

5
(iv)

6
(v)

7

Assignment Key