EduSahara™ Worksheet

EduSahara™ Assignment

Name : Product of Numbers using Algebraic Identities

Chapter : Algebraic Expressions and Identities

Grade : CBSE Grade VIII

License : Non Commercial Use

Question 1

1.

The value of
49
✕
49
is

(i)

2402
(ii)

2403
(iii)

2401
(iv)

2400
(v)

2399

Question 2

2.

The value of
900

1
4
✕
900

1
4
is

(i)

810449

15
16
(ii)

810450

1
16
(iii)

810450

1
18
(iv)

810450

3
16
(v)

810450

1
14

Question 3

3.

The value of
92
✕
92
is

(i)

8466
(ii)

8462
(iii)

8464
(iv)

8465
(v)

8463

Question 4

4.

The value of
98

2
3
✕
98

2
3
is

(i)

9735

1
9
(ii)

9735

1
7
(iii)

9735

1
3
(iv)

9734

8
9
(v)

9735

1
11

Question 5

5.

The value of
204
✕
196
is

(i)

39983
(ii)

39985
(iii)

39984
(iv)

39986
(v)

39982

Question 6

6.

The value of
40

1
4
✕
39

3
4
is

(i)

1600

1
16
(ii)

1599

15
16
(iii)

1600

1
14
(iv)

1599

5
6
(v)

1599

13
16

Question 7

7.

The value of
44
✕
44
is

(i)

1935
(ii)

1936
(iii)

1938
(iv)

1937
(v)

1934

Question 8

8.

The value of
21

1
2
✕
21

1
3
is

(i)

460
(ii)

458

2
5
(iii)

459

1
3
(iv)

458
(v)

458

2
3

Question 9

9.

The value of
82
✕
88
is

(i)

7218
(ii)

7213
(iii)

7217
(iv)

7215
(v)

7216

Question 10

10.

The value of
398

1
2
✕
399

3
4
is

(i)

159300

3
8
(ii)

159300

1
8
(iii)

159300

1
2
(iv)

159300

3
10
(v)

159300

5
8

Question 11

11.

The value of
76
✕
63
is

(i)

4785
(ii)

4787
(iii)

4791
(iv)

4789
(v)

4788

Question 12

12.

The value of
90

2
3
✕
89

1
2
is

(i)

8114
(ii)

8116
(iii)

8114

2
5
(iv)

8114

2
3
(v)

8115

1
3

Assignment Key