EduSahara™ Worksheet

EduSahara™ Assignment

Name : Finding Product of Numbers Using Identities

Chapter : Expansions

Grade : ICSE Grade IX

License : Non Commercial Use

Question 1

1.

The value of
24
✕
24
is

(i)

573
(ii)

576
(iii)

579
(iv)

577
(v)

575

Question 2

2.

The value of
20

1
3
✕
20

1
3
is

(i)

413

2
3
(ii)

413

4
11
(iii)

413

4
9
(iv)

413

2
9
(v)

413

4
7

Question 3

3.

The value of
194
✕
194
is

(i)

37637
(ii)

37635
(iii)

37634
(iv)

37638
(v)

37636

Question 4

4.

The value of
298

1
2
✕
298

1
2
is

(i)

89101

3
4
(ii)

89102

1
2
(iii)

89102

3
4
(iv)

89102

1
6
(v)

89102

1
4

Question 5

5.

The value of
504
✕
496
is

(i)

249986
(ii)

249984
(iii)

249985
(iv)

249983
(v)

249982

Question 6

6.

The value of
200

2
3
✕
199

1
3
is

(i)

39999

5
7
(ii)

39999

7
9
(iii)

39999

5
11
(iv)

39999

5
9
(v)

39999

1
3

Question 7

7.

The value of
76
✕
75
is

(i)

5701
(ii)

5702
(iii)

5698
(iv)

5700
(v)

5699

Question 8

8.

The value of
701

1
2
✕
700

1
2
is

(i)

491400

3
4
(ii)

491400

1
2
(iii)

491401

1
4
(iv)

491400

1
4
(v)

491401

1
2

Question 9

9.

The value of
85
✕
82
is

(i)

6971
(ii)

6967
(iii)

6970
(iv)

6969
(v)

6973

Question 10

10.

The value of
29

3
4
✕
29

1
2
is

(i)

877

1
2
(ii)

877

7
8
(iii)

877

5
6
(iv)

877

5
8
(v)

877

3
8

Question 11

11.

The value of
24
✕
14
is

(i)

339
(ii)

334
(iii)

336
(iv)

337
(v)

335

Question 12

12.

The value of
300

1
2
✕
299

1
4
is

(i)

89924

5
6
(ii)

89924

5
8
(iii)

89924

3
8
(iv)

89924

1
2
(v)

89924

7
8

Assignment Key