EduSahara™ Worksheet

EduSahara™ Assignment

Name : HCF

Chapter : Playing with Numbers

Grade : CBSE Grade VI

License : Non Commercial Use

Question 1

1.

Find all common factors of 35 and 5

(i)

{5,7}
(ii)

{1,5,35}
(iii)

{5,0}
(iv)

{1,5}
(v)

{1,5,0}

Question 2

2.

Find all common factors of 26 , 6 and 14

(i)

{1,2,26}
(ii)

{1,2}
(iii)

{1,2,3}
(iv)

{1,6}
(v)

{2,13}

Question 3

3.

Find all common factors of 3 and 11

(i)

{1,3}
(ii)

{11}
(iii)

{3}
(iv)

{1}
(v)

{1,11}

Question 4

4.

Find all common factors of 30 , 21 and 38

(i)

{1,6}
(ii)

{5}
(iii)

{21}
(iv)

{1,21}
(v)

{1}

Question 5

5.

Find the HCF of
{15,4}

(i)

4
(ii)

1
(iii)

0
(iv)

2
(v)

(-1)

Question 6

6.

Find the HCF of
{28,39}

(i)

(-1)
(ii)

0
(iii)

3
(iv)

2
(v)

1

Question 7

7.

Find the HCF of
{26,15,4}

(i)

(-1)
(ii)

1
(iii)

3
(iv)

2
(v)

0

Question 8

8.

Find the HCF of
{40,9,27,39}

(i)

1
(ii)

2
(iii)

(-2)
(iv)

3
(v)

0

Question 9

9.

Find the HCF of
{640,520}

(i)

41
(ii)

39
(iii)

43
(iv)

40
(v)

38

Question 10

10.

Find the HCF of
{18,126}

(i)

15
(ii)

19
(iii)

17
(iv)

18
(v)

21

Question 11

11.

Find the HCF of
{240,1008,192}

(i)

46
(ii)

51
(iii)

47
(iv)

49
(v)

48

Question 12

12.

Find the HCF of
{720,320,460,340}

(i)

17
(ii)

21
(iii)

23
(iv)

19
(v)

20

Question 13

13.

Find all common factors of 3 and 17

(i)

{1,17}
(ii)

{17}
(iii)

{3}
(iv)

{1}
(v)

{1,3}

Question 14

14.

Find all common factors of 48 , 42 and 50

(i)

{1,2,24}
(ii)

{1,2,14}
(iii)

{1,12}
(iv)

{1,2}
(v)

{2,14}

Question 15

15.

Find all common factors of 43 and 37

(i)

{1,43}
(ii)

{43}
(iii)

{1,37}
(iv)

{37}
(v)

{1}

Question 16

16.

Find all common factors of 24 , 15 and 30

(i)

{1,3}
(ii)

{1,3,4}
(iii)

{1,3,0}
(iv)

{3,0}
(v)

{3,12}

Question 17

17.

Find the HCF of
{16,15}

(i)

0
(ii)

1
(iii)

(-2)
(iv)

2
(v)

3

Question 18

18.

Find the HCF of
{34,28}

(i)

3
(ii)

2
(iii)

5
(iv)

(-1)
(v)

1

Question 19

19.

Find the HCF of
{16,9,27}

(i)

2
(ii)

(-2)
(iii)

1
(iv)

0
(v)

3

Question 20

20.

Find the HCF of
{48,32,38,40}

(i)

3
(ii)

5
(iii)

1
(iv)

2
(v)

(-1)

Question 21

21.

Find the HCF of
{30,70}

(i)

10
(ii)

9
(iii)

8
(iv)

12
(v)

11

Question 22

22.

Find the HCF of
{300,60}

(i)

59
(ii)

61
(iii)

57
(iv)

62
(v)

60

Question 23

23.

Find the HCF of
{1880,1120,880}

(i)

43
(ii)

38
(iii)

40
(iv)

39
(v)

41

Question 24

24.

Find the HCF of
{1440,560,400,1680}

(i)

79
(ii)

82
(iii)

80
(iv)

77
(v)

81

Assignment Key