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
4
20
+
______ =
21
55
(i)
2
9
(ii)
0
(iii)
2
11
(iv)
2
13
(v)
4
11
Question
2
2.
Find the missing value in
3
8
−
______ =
1
16
(i)
7
16
(ii)
5
16
(iii)
5
18
(iv)
3
16
(v)
5
14
Question
3
3.
Find the missing value in
6
11
✕
______ =
3
44
(i)
1
6
(ii)
(
-1
8
)
(iii)
1
8
(iv)
1
10
(v)
3
8
Question
4
4.
Find the missing value in
17
18
÷
______ =
119
72
(i)
2
7
(ii)
4
7
(iii)
4
9
(iv)
6
7
(v)
4
5
Question
5
5.
Find the missing value in
7
5
+
______ =
121
15
(i)
20
(ii)
22
3
(iii)
20
3
(iv)
4
(v)
6
Question
6
6.
Find the missing value in
15
11
−
______ =
14
99
(i)
1
(ii)
11
9
(iii)
11
7
(iv)
13
9
Question
7
7.
Find the missing value in
15
11
✕
______ =
255
77
(i)
17
5
(ii)
17
9
(iii)
17
7
(iv)
19
7
(v)
15
7
Question
8
8.
Find the missing value in
17
6
÷
______ =
68
39
(i)
13
6
(ii)
15
8
(iii)
13
8
(iv)
11
8
(v)
13
10
Question
9
9.
Which of the following is true?
(i)
2
3
−
1
2
=
7
6
(ii)
5
7
−
6
12
=
17
14
(iii)
3
10
✕
1
4
=
3
40
(iv)
7
9
+
10
13
=
1
117
(v)
5
6
−
2
10
=
31
30
Question
10
10.
Which of the following is true?
(i)
7
2
✕
29
14
=
1
20
29
(ii)
23
16
÷
11
10
=
1
93
160
(iii)
38
13
−
29
16
=
4
153
208
(iv)
8
5
÷
13
12
=
1
11
15
(v)
33
2
+
13
9
=
17
17
18
Question
11
11.
1
2
+
9
= ______
(i)
19
2
(ii)
17
2
(iii)
21
2
(iv)
19
(v)
19
4
Question
12
12.
3
1
3
−
3
= ______
(i)
1
3
(ii)
(
-1
3
)
(iii)
1
(iv)
1
5
Question
13
13.
2
5
÷
19
= ______
(i)
0
(ii)
2
93
(iii)
2
95
(iv)
4
95
(v)
2
97
Question
14
14.
14
3
+
15
= ______
(i)
61
3
(ii)
59
(iii)
19
(iv)
59
3
(v)
59
5
Question
15
15.
229
12
−
18
= ______
(i)
13
10
(ii)
13
12
(iii)
11
12
(iv)
13
14
(v)
5
4
Question
16
16.
16
13
✕
7
= ______
(i)
112
13
(ii)
110
13
(iii)
112
11
(iv)
114
13
(v)
112
15
Question
17
17.
19
12
÷
11
= ______
(i)
17
132
(ii)
19
130
(iii)
7
44
(iv)
19
132
(v)
19
134
Question
18
18.
10
+
2
3
= ______
(i)
10
(ii)
32
5
(iii)
32
3
(iv)
34
3
(v)
32
Question
19
19.
3
−
14
16
= ______
(i)
17
10
(ii)
15
8
(iii)
17
6
(iv)
19
8
(v)
17
8
Question
20
20.
11
✕
1
4
= ______
(i)
9
4
(ii)
11
6
(iii)
13
4
(iv)
11
2
(v)
11
4
Question
21
21.
12
÷
7
11
= ______
(i)
130
7
(ii)
132
5
(iii)
44
3
(iv)
132
7
(v)
134
7
Question
22
22.
3
+
8
5
= ______
(i)
21
5
(ii)
5
(iii)
23
3
(iv)
23
5
(v)
23
7
Question
23
23.
18
−
10
3
= ______
(i)
44
5
(ii)
44
(iii)
44
3
(iv)
46
3
(v)
14
Question
24
24.
6
✕
20
9
= ______
(i)
14
(ii)
38
3
(iii)
40
3
(iv)
8
(v)
40
Question
25
25.
8
÷
8
1
= ______
(i)
0
(ii)
1
(iii)
2
(iv)
-2
(v)
3
Assignment Key
1) (iii)
2) (ii)
3) (iii)
4) (ii)
5) (iii)
6) (ii)
7) (iii)
8) (iii)
9) (iii)
10) (v)
11) (i)
12) (i)
13) (iii)
14) (iv)
15) (ii)
16) (i)
17) (iv)
18) (iii)
19) (v)
20) (v)
21) (iv)
22) (iv)
23) (iii)
24) (iii)
25) (ii)
