EduSahara™ Assignment
Name : Operations on Rational Numbers
Chapter : Rational Numbers
Grade : CBSE Grade VII
License : Non Commercial Use
Question
1
1.
10
15
+
11
= ______
(i)
35
(ii)
11
(iii)
7
(iv)
35
3
(v)
37
3
Question
2
2.
4
3
13
−
4
= ______
(i)
1
13
(ii)
3
13
(iii)
1
5
(iv)
5
13
(v)
3
11
Question
3
3.
4
9
✕
18
= ______
(i)
8
(ii)
5
(iii)
9
(iv)
7
(v)
10
Question
4
4.
5
7
÷
8
= ______
(i)
3
56
(ii)
5
54
(iii)
5
56
(iv)
1
8
(v)
5
58
Question
5
5.
12
5
+
13
= ______
(i)
77
3
(ii)
15
(iii)
11
(iv)
77
5
(v)
79
5
Question
6
6.
23
7
−
2
= ______
(i)
9
7
(ii)
11
7
(iii)
1
(iv)
9
5
Question
7
7.
9
7
✕
6
= ______
(i)
6
(ii)
54
5
(iii)
54
7
(iv)
52
7
(v)
8
Question
8
8.
17
2
÷
9
= ______
(i)
19
18
(ii)
5
6
(iii)
17
18
(iv)
17
20
(v)
17
16
Question
9
9.
6
+
1
10
= ______
(i)
61
8
(ii)
61
10
(iii)
59
10
(iv)
61
12
(v)
63
10
Question
10
10.
15
−
5
10
= ______
(i)
31
2
(ii)
29
2
(iii)
29
4
(iv)
27
2
(v)
29
Question
11
11.
11
✕
1
2
= ______
(i)
11
(ii)
11
4
(iii)
13
2
(iv)
11
2
(v)
9
2
Question
12
12.
1
÷
3
7
= ______
(i)
7
(ii)
3
(iii)
5
3
(iv)
7
3
(v)
7
5
Question
13
13.
3
+
16
9
= ______
(i)
5
(ii)
43
7
(iii)
41
9
(iv)
43
11
(v)
43
9
Question
14
14.
19
−
20
13
= ______
(i)
227
15
(ii)
227
13
(iii)
225
13
(iv)
229
13
(v)
227
11
Question
15
15.
5
✕
12
5
= ______
(i)
10
(ii)
12
(iii)
11
(iv)
15
(v)
13
Question
16
16.
7
÷
6
5
= ______
(i)
35
4
(ii)
37
6
(iii)
35
8
(iv)
35
6
(v)
11
2
Question
17
17.
The additive inverse of
8
3
is
(i)
(
-8
3
)
(ii)
(
-3
2
3
)
(iii)
3
8
(iv)
0
(v)
3
-8
Question
18
18.
The multiplicative inverse of
4
9
is
(i)
9
4
(ii)
3
1
4
(iii)
4
1
4
(iv)
1
1
4
(v)
1
4
Question
19
19.
Find the missing value in
16
17
+
______ =
275
238
(i)
3
14
(ii)
3
16
(iii)
5
14
(iv)
1
14
(v)
1
4
Question
20
20.
Find the missing value in
7
8
−
______ =
33
56
(i)
4
7
(ii)
2
5
(iii)
0
(iv)
2
7
(v)
2
9
Question
21
21.
Find the missing value in
4
8
✕
______ =
1
24
(i)
1
4
(ii)
1
12
(iii)
1
10
(iv)
(
-1
12
)
(v)
1
14
Question
22
22.
Find the missing value in
5
9
÷
______ =
65
18
(i)
0
(ii)
2
11
(iii)
4
13
(iv)
2
13
(v)
2
15
Question
23
23.
Find the missing value in
20
19
+
______ =
347
95
(i)
13
3
(ii)
11
5
(iii)
13
7
(iv)
13
5
(v)
3
Question
24
24.
Find the missing value in
19
7
−
______ =
8
21
(i)
5
3
(ii)
7
5
(iii)
7
3
(iv)
7
(v)
3
Question
25
25.
Find the missing value in
7
4
✕
______ =
28
5
(i)
16
7
(ii)
14
5
(iii)
18
5
(iv)
16
5
(v)
16
3
Question
26
26.
Find the missing value in
16
11
÷
______ =
112
187
(i)
17
9
(ii)
17
5
(iii)
19
7
(iv)
15
7
(v)
17
7
Question
27
27.
Which of the following is true?
(i)
9
10
+
1
10
=
4
5
(ii)
4
5
✕
1
2
=
1
3
5
(iii)
7
8
−
2
3
=
37
24
(iv)
7
10
−
1
2
=
1
5
(v)
1
2
✕
3
7
=
1
1
6
Question
28
28.
Which of the following is true?
(i)
36
7
−
13
9
=
3
44
63
(ii)
5
3
−
23
19
=
2
50
57
(iii)
34
9
−
28
15
=
5
29
45
(iv)
18
5
+
31
10
=
1
2
(v)
37
8
÷
20
9
=
10
5
18
Question
29
29.
Find the missing value in
18
5
9
+
______ =
39
8
9
(i)
21
1
3
(ii)
22
(iii)
20
2
3
(iv)
21
1
5
Question
30
30.
Find the missing value in
20
13
18
−
______ =
1
73
126
(i)
19
1
5
(ii)
18
6
7
(iii)
19
3
7
(iv)
19
1
9
(v)
19
1
7
Question
31
31.
Find the missing value in
4
13
20
✕
______ =
91
9
20
(i)
19
(ii)
19
2
5
(iii)
19
2
3
(iv)
20
1
3
(v)
21
Question
32
32.
Find the missing value in
17
1
7
÷
______ =
1
761
1519
(i)
11
6
19
(ii)
11
8
21
(iii)
11
10
19
(iv)
11
8
17
(v)
11
8
19
Question
33
33.
8
2
11
+
9
= ______
(i)
21
(ii)
189
13
(iii)
189
11
(iv)
191
11
(v)
17
Question
34
34.
21
1
13
−
12
= ______
(i)
120
13
(ii)
116
13
(iii)
118
15
(iv)
118
13
(v)
118
11
Question
35
35.
2
7
8
✕
18
= ______
(i)
207
4
(ii)
69
2
(iii)
209
4
(iv)
207
2
(v)
205
4
Question
36
36.
6
6
7
÷
7
= ______
(i)
16
17
(ii)
50
49
(iii)
48
49
(iv)
48
47
(v)
46
49
Question
37
37.
2
+
12
2
3
= ______
(i)
44
(ii)
44
3
(iii)
14
(iv)
44
5
(v)
46
3
Question
38
38.
18
−
6
2
13
= ______
(i)
12
(ii)
154
13
(iii)
14
(iv)
152
13
(v)
154
15
Question
39
39.
15
✕
2
7
10
= ______
(i)
79
2
(ii)
81
4
(iii)
81
2
(iv)
81
(v)
83
2
Question
40
40.
14
÷
3
11
14
= ______
(i)
196
55
(ii)
198
53
(iii)
194
53
(iv)
196
53
(v)
196
51
Assignment Key
1) (iv)
2) (ii)
3) (i)
4) (iii)
5) (iv)
6) (i)
7) (iii)
8) (iii)
9) (ii)
10) (ii)
11) (iv)
12) (iv)
13) (v)
14) (ii)
15) (ii)
16) (iv)
17) (i)
18) (i)
19) (i)
20) (iv)
21) (ii)
22) (iv)
23) (iv)
24) (iii)
25) (iv)
26) (v)
27) (iv)
28) (i)
29) (i)
30) (v)
31) (iii)
32) (v)
33) (iii)
34) (iv)
35) (i)
36) (iii)
37) (ii)
38) (ii)
39) (iii)
40) (iv)
