EduSahara™ Worksheet

EduSahara™ Assignment

Name : Operations on Rational Numbers

Chapter : Rational Numbers

Grade : SSC Grade VIII

License : Non Commercial Use

Question 1

1.

Find the missing value in
6
20
+
______ =
9
10

(i)

1
5
(ii)

1
(iii)

3
7
(iv)

3
5

Question 2

2.

Find the missing value in
3
4
−
______ =
3
20

(i)

4
5
(ii)

2
5
(iii)

3
4
(iv)

1
2
(v)

3
5

Question 3

3.

Find the missing value in
3
11
✕
______ =
3
88

(i)

(
-1
8
)
(ii)

1
8
(iii)

1
10
(iv)

1
6
(v)

3
8

Question 4

4.

Find the missing value in
7
19
÷
______ =
21
38

(i)

6
7
(ii)

4
9
(iii)

6
11
(iv)

2
3
(v)

8
9

Question 5

5.

Find the missing value in
7
3
+
______ =
95
24

(i)

13
10
(ii)

13
6
(iii)

15
8
(iv)

13
8
(v)

11
8

Question 6

6.

Find the missing value in
19
3
−
______ =
49
12

(i)

9
2
(ii)

9
4
(iii)

11
4
(iv)

3
2
(v)

7
4

Question 7

7.

Find the missing value in
10
7
✕
______ =
34
7

(i)

17
7
(ii)

17
5
(iii)

17
3
(iv)

3
(v)

19
5

Question 8

8.

Find the missing value in
14
5
÷
______ =
7
6

(i)

14
5
(ii)

4
(iii)

12
7
(iv)

12
5
(v)

2

Question 9

9.

Which of the following is true?

(i)

11
14

+

1
2

=

9
7
(ii)

4
12

÷

2
18

=

1
27
(iii)

9
12

−

8
11

=

65
44
(iv)

12
13

−

1
5

=

73
65
(v)

6
8

÷

1
2

=

3
8

Question 10

10.

Which of the following is true?

(i)

37
10

−

20
13

=

5

31
130
(ii)

5
2

✕

14
11

=

3

2
11
(iii)

32
7

−

40
11

=

8

16
77
(iv)

31
10

+

23
15

=

1

17
30
(v)

19
8

÷

18
13

=

3

15
52

Question 11

11.

1
4
+
12
= ______

(i)

49
4
(ii)

51
4
(iii)

49
2
(iv)

49
6
(v)

47
4

Question 12

12.

16

2
5
−
16
= ______

(i)

4
5
(ii)

0
(iii)

2
7
(iv)

2
5
(v)

2
3

Question 13

13.

4
9
÷
15
= ______

(i)

4
135
(ii)

2
135
(iii)

4
137
(iv)

2
45
(v)

4
133

Question 14

14.

13
8
+
18
= ______

(i)

157
6
(ii)

157
8
(iii)

155
8
(iv)

159
8
(v)

157
10

Question 15

15.

37
7
−
4
= ______

(i)

9
5
(ii)

1
(iii)

11
7
(iv)

9
7

Question 16

16.

19
7
✕
13
= ______

(i)

249
7
(ii)

247
9
(iii)

35
(iv)

247
5
(v)

247
7

Question 17

17.

17
8
÷
14
= ______

(i)

15
112
(ii)

17
114
(iii)

19
112
(iv)

17
112
(v)

17
110

Question 18

18.

16
+
8
10
= ______

(i)

84
5
(ii)

28
(iii)

86
5
(iv)

82
5
(v)

12

Question 19

19.

9
−
11
15
= ______

(i)

122
15
(ii)

124
17
(iii)

42
5
(iv)

124
13
(v)

124
15

Question 20

20.

10
✕
1
2
= ______

(i)

6
(ii)

7
(iii)

5
(iv)

2
(v)

4

Question 21

21.

12
÷
5
11
= ______

(i)

44
(ii)

132
5
(iii)

26
(iv)

132
7
(v)

134
5

Question 22

22.

4
+
19
13
= ______

(i)

69
13
(ii)

71
13
(iii)

71
15
(iv)

71
11
(v)

73
13

Question 23

23.

1
−
17
5
= ______

(i)

-4
(ii)

(
-12
5
)
(iii)

(
-14
5
)
(iv)

-2
(v)

(
-12
7
)

Question 24

24.

10
✕
19
5
= ______

(i)

38
(ii)

39
(iii)

37
(iv)

35
(v)

41

Question 25

25.

16
÷
6
5
= ______

(i)

40
(ii)

8
(iii)

40
3
(iv)

14
(v)

38
3

Assignment Key