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
1
3
+
______ =
32
51

(i)

7
17
(ii)

5
17
(iii)

1
3
(iv)

3
17
(v)

5
19

Question 2

2.

Find the missing value in
9
12
−
______ =
3
10

(i)

7
20
(ii)

1
2
(iii)

9
20
(iv)

11
20
(v)

9
22

Question 3

3.

Find the missing value in
10
15
✕
______ =
1
2

(i)

11
12
(ii)

9
10
(iii)

3
4
(iv)

7
12
(v)

9
14

Question 4

4.

Find the missing value in
1
7
÷
______ =
19
28

(i)

4
21
(ii)

4
19
(iii)

4
17
(iv)

2
19
(v)

6
19

Question 5

5.

Find the missing value in
17
15
+
______ =
68
15

(i)

17
7
(ii)

17
3
(iii)

17
5
(iv)

3
(v)

19
5

Question 6

6.

Find the missing value in
20
3
−
______ =
167
30

(i)

9
10
(ii)

11
12
(iii)

11
8
(iv)

13
10
(v)

11
10

Question 7

7.

Find the missing value in
14
3
✕
______ =
49
9

(i)

7
4
(ii)

7
8
(iii)

5
6
(iv)

7
6
(v)

3
2

Question 8

8.

Find the missing value in
15
14
÷
______ =
9
56

(i)

22
3
(ii)

4
(iii)

20
(iv)

20
3
(v)

6

Question 9

9.

Which of the following is true?

(i)

17
19

÷

7
10

=

119
190
(ii)

4
13

✕

3
12

=

1

3
13
(iii)

9
11

✕

4
12

=

2

5
11
(iv)

3
7

✕

2
10

=

3
35
(v)

9
12

÷

1
3

=

1
4

Question 10

10.

Which of the following is true?

(i)

37
8

−

7
2

=

8

1
8
(ii)

5
2

+

23
17

=

1

5
34
(iii)

14
13

✕

20
19

=

1

3
130
(iv)

4
3

−

14
13

=

2

16
39
(v)

39
7

÷

14
5

=

1

97
98

Question 11

11.

12
14
+
14
= ______

(i)

104
7
(ii)

104
9
(iii)

104
5
(iv)

102
7
(v)

106
7

Question 12

12.

7

2
7
−
7
= ______

(i)

2
5
(ii)

2
7
(iii)

4
7
(iv)

0
(v)

2
9

Question 13

13.

12
14
÷
17
= ______

(i)

6
119
(ii)

8
119
(iii)

2
39
(iv)

4
119
(v)

6
121

Question 14

14.

15
8
+
9
= ______

(i)

89
8
(ii)

87
8
(iii)

87
10
(iv)

29
2
(v)

85
8

Question 15

15.

21
5
−
2
= ______

(i)

13
5
(ii)

11
3
(iii)

9
5
(iv)

11
5
(v)

11
7

Question 16

16.

15
11
✕
2
= ______

(i)

32
11
(ii)

30
13
(iii)

30
11
(iv)

10
3
(v)

28
11

Question 17

17.

19
16
÷
18
= ______

(i)

17
288
(ii)

7
96
(iii)

19
290
(iv)

19
286
(v)

19
288

Question 18

18.

9
+
6
7
= ______

(i)

69
5
(ii)

23
3
(iii)

67
7
(iv)

71
7
(v)

69
7

Question 19

19.

4
−
4
15
= ______

(i)

58
15
(ii)

18
5
(iii)

56
13
(iv)

56
15
(v)

56
17

Question 20

20.

15
✕
2
4
= ______

(i)

15
2
(ii)

15
4
(iii)

15
(iv)

13
2
(v)

17
2

Question 21

21.

5
÷
4
12
= ______

(i)

15
(ii)

16
(iii)

14
(iv)

18
(v)

13

Question 22

22.

6
+
19
12
= ______

(i)

89
12
(ii)

91
12
(iii)

91
10
(iv)

13
2
(v)

31
4

Question 23

23.

2
−
19
5
= ______

(i)

(
-11
5
)
(ii)

-3
(iii)

(
-9
7
)
(iv)

(
-7
5
)
(v)

(
-9
5
)

Question 24

24.

17
✕
17
7
= ______

(i)

41
(ii)

289
9
(iii)

289
7
(iv)

289
5
(v)

291
7

Question 25

25.

9
÷
11
1
= ______

(i)

9
13
(ii)

1
(iii)

7
11
(iv)

9
11

Assignment Key