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
77
✕
77
is

(i)

5928
(ii)

5930
(iii)

5929
(iv)

5931
(v)

5927

Question 2

2.

The value of
80

3
4
✕
80

3
4
is

(i)

6520

7
16
(ii)

6520

9
14
(iii)

6520

1
2
(iv)

6520

11
16
(v)

6520

9
16

Question 3

3.

The value of
42
✕
42
is

(i)

1765
(ii)

1764
(iii)

1767
(iv)

1761
(v)

1763

Question 4

4.

The value of
89

1
3
✕
89

1
3
is

(i)

7980

4
11
(ii)

7980

2
9
(iii)

7980

2
3
(iv)

7980

4
7
(v)

7980

4
9

Question 5

5.

The value of
302
✕
298
is

(i)

89999
(ii)

89997
(iii)

89996
(iv)

89994
(v)

89995

Question 6

6.

The value of
30

1
3
✕
29

2
3
is

(i)

899

8
9
(ii)

900

1
7
(iii)

900

1
9
(iv)

899

2
3
(v)

899

8
11

Question 7

7.

The value of
301
✕
301
is

(i)

90602
(ii)

90601
(iii)

90600
(iv)

90604
(v)

90599

Question 8

8.

The value of
50

3
4
✕
50

2
3
is

(i)

2570

2
3
(ii)

2572
(iii)

2571

1
3
(iv)

2571

1
5

Question 9

9.

The value of
493
✕
492
is

(i)

242554
(ii)

242556
(iii)

242559
(iv)

242555
(v)

242557

Question 10

10.

The value of
79

1
2
✕
79

1
4
is

(i)

6300

3
10
(ii)

6300

5
8
(iii)

6300

1
2
(iv)

6300

1
8
(v)

6300

3
8

Question 11

11.

The value of
78
✕
64
is

(i)

4990
(ii)

4993
(iii)

4992
(iv)

4995
(v)

4991

Question 12

12.

The value of
201

1
2
✕
199

3
4
is

(i)

40249

1
2
(ii)

40249

5
8
(iii)

40249

5
6
(iv)

40249

7
8
(v)

40249

3
8

Assignment Key