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 11 and 27

(i)

{1,11}
(ii)

{1,27}
(iii)

{11}
(iv)

{3}
(v)

{1}

Question 2

2.

Find all common factors of 24 , 34 and 26

(i)

{1,4}
(ii)

{1,17}
(iii)

{1,2}
(iv)

{1,2,17}
(v)

{1,2,3}

Question 3

3.

Find all common factors of 29 and 11

(i)

{1,11}
(ii)

{11}
(iii)

{29}
(iv)

{1}
(v)

{1,29}

Question 4

4.

Find all common factors of 26 , 12 and 22

(i)

{2,12}
(ii)

{1,2}
(iii)

{1,2,26}
(iv)

{1,13}
(v)

{1,2,4}

Question 5

5.

Find the HCF of
{4,14}

(i)

(-1)
(ii)

5
(iii)

1
(iv)

2
(v)

3

Question 6

6.

Find the HCF of
{15,35}

(i)

5
(ii)

4
(iii)

6
(iv)

8
(v)

2

Question 7

7.

Find the HCF of
{4,49,8}

(i)

(-1)
(ii)

1
(iii)

0
(iv)

4
(v)

2

Question 8

8.

Find the HCF of
{10,49,8,26}

(i)

(-2)
(ii)

1
(iii)

3
(iv)

0
(v)

2

Question 9

9.

Find the HCF of
{160,88}

(i)

9
(ii)

10
(iii)

6
(iv)

8
(v)

7

Question 10

10.

Find the HCF of
{800,260}

(i)

23
(ii)

19
(iii)

21
(iv)

17
(v)

20

Question 11

11.

Find the HCF of
{30,300,390}

(i)

31
(ii)

30
(iii)

29
(iv)

27
(v)

32

Question 12

12.

Find the HCF of
{384,672,168,1056}

(i)

25
(ii)

24
(iii)

27
(iv)

23
(v)

22

Question 13

13.

Find all common factors of 23 and 41

(i)

{23}
(ii)

{1}
(iii)

{41}
(iv)

{1,41}
(v)

{1,23}

Question 14

14.

Find all common factors of 12 , 32 and 34

(i)

{1,2,12}
(ii)

{1,6}
(iii)

{1,2,32}
(iv)

{2,8}
(v)

{1,2}

Question 15

15.

Find all common factors of 19 and 3

(i)

{3}
(ii)

{19}
(iii)

{1}
(iv)

{1,3}
(v)

{1,19}

Question 16

16.

Find all common factors of 44 , 18 and 30

(i)

{1,2}
(ii)

{1,2,11}
(iii)

{1,9}
(iv)

{1,11}
(v)

{1,2,9}

Question 17

17.

Find the HCF of
{18,15}

(i)

2
(ii)

1
(iii)

3
(iv)

5
(v)

4

Question 18

18.

Find the HCF of
{14,46}

(i)

4
(ii)

2
(iii)

1
(iv)

3
(v)

(-1)

Question 19

19.

Find the HCF of
{35,12,8}

(i)

(-2)
(ii)

1
(iii)

4
(iv)

2
(v)

0

Question 20

20.

Find the HCF of
{9,10,18,15}

(i)

4
(ii)

0
(iii)

(-2)
(iv)

1
(v)

2

Question 21

21.

Find the HCF of
{900,600}

(i)

297
(ii)

301
(iii)

300
(iv)

299
(v)

303

Question 22

22.

Find the HCF of
{440,140}

(i)

20
(ii)

18
(iii)

21
(iv)

23
(v)

19

Question 23

23.

Find the HCF of
{912,168,480}

(i)

23
(ii)

25
(iii)

21
(iv)

26
(v)

24

Question 24

24.

Find the HCF of
{1200,1170,960,930}

(i)

31
(ii)

30
(iii)

33
(iv)

29
(v)

27

Assignment Key