EduSahara™ Worksheet

EduSahara™ Assignment

Name : L.C.M and H.C.F of Fractions

Chapter : Factors and Multiples

Grade : ICSE Grade VIII

License : Non Commercial Use

Question 1

1.

Find the L.C.M of
6
12

,

10
8

(i)

7
(ii)

15
2
(iii)

5
(iv)

8
(v)

15

Question 2

2.

Find the L.C.M of
10
16

,

12
14

,

10
15

(i)

60
(ii)

59
(iii)

62
(iv)

61
(v)

57

Question 3

3.

Find the L.C.M of
12
32

,

12
15

(i)

13
(ii)

11
(iii)

15
(iv)

12
(v)

10

Question 4

4.

Find the L.C.M of
18
28

,

15
16

,

16
32

(i)

361
2
(ii)

180
(iii)

120
(iv)

359
2
(v)

360

Question 5

5.

Find the H.C.F of
12
15

,

10
9

(i)

2
47
(ii)

0
(iii)

4
45
(iv)

2
45
(v)

2
43

Question 6

6.

Find the H.C.F of
15
4

,

8
12

,

10
16

(i)

1
50
(ii)

1
16
(iii)

1
46
(iv)

(
-1
48
)
(v)

1
48

Question 7

7.

Find the H.C.F of
26
15

,

6
38

(i)

1
285
(ii)

2
285
(iii)

0
(iv)

1
286
(v)

1
284

Question 8

8.

Find the H.C.F of
8
45

,

25
40

,

33
32

(i)

1
1438
(ii)

1
1440
(iii)

1
1442
(iv)

(
-1
1440
)
(v)

1
480

Question 9

9.

Find the L.C.M of
9
6

,

8
6

(i)

72
(ii)

73
(iii)

71
(iv)

70
(v)

74

Question 10

10.

Find the L.C.M of
12
18

,

16
15

,

6
8

(i)

48
(ii)

49
(iii)

45
(iv)

50
(v)

47

Question 11

11.

Find the L.C.M of
40
33

,

16
10

(i)

78
(ii)

79
(iii)

82
(iv)

80
(v)

81

Question 12

12.

Find the L.C.M of
21
26

,

38
39

,

35
48

(i)

3992
(ii)

3991
(iii)

3990
(iv)

3989
(v)

3987

Question 13

13.

Find the H.C.F of
16
12

,

4
10

(i)

2
29
(ii)

1
30
(iii)

2
31
(iv)

1
10
(v)

1
15

Question 14

14.

Find the H.C.F of
9
4

,

10
6

,

15
8

(i)

1
8
(ii)

1
26
(iii)

(
-1
24
)
(iv)

1
22
(v)

1
24

Question 15

15.

Find the H.C.F of
6
44

,

6
49

(i)

3
2156
(ii)

1
2158
(iii)

1
2154
(iv)

(
-1
2156
)
(v)

1
2156

Question 16

16.

Find the H.C.F of
4
21

,

40
21

,

16
21

(i)

2
21
(ii)

4
23
(iii)

2
7
(iv)

4
19
(v)

4
21

Assignment Key