EduSahara™ Worksheet

EduSahara™ Assignment

Name : Finding Product of Numbers Using Special Products

Chapter : Special Products As Identities

Grade : ICSE Grade VII

License : Non Commercial Use

Question 1

1.

The value of
39
✕
39
is

(i)

1519
(ii)

1520
(iii)

1522
(iv)

1521
(v)

1523

Question 2

2.

The value of
200

2
3
✕
200

2
3
is

(i)

40266

8
9
(ii)

40267

1
3
(iii)

40267

1
11
(iv)

40267

1
7
(v)

40267

1
9

Question 3

3.

The value of
296
✕
296
is

(i)

87615
(ii)

87619
(iii)

87617
(iv)

87613
(v)

87616

Question 4

4.

The value of
49

2
3
✕
49

2
3
is

(i)

2467
(ii)

2466

5
9
(iii)

2466

7
11
(iv)

2466

7
9

Question 5

5.

The value of
78
✕
62
is

(i)

4837
(ii)

4836
(iii)

4835
(iv)

4833
(v)

4839

Question 6

6.

The value of
90

1
4
✕
89

3
4
is

(i)

8099

15
16
(ii)

8100

1
16
(iii)

8099

13
16
(iv)

8100

1
14
(v)

8099

5
6

Question 7

7.

The value of
28
✕
23
is

(i)

644
(ii)

645
(iii)

643
(iv)

641
(v)

646

Question 8

8.

The value of
901

1
2
✕
901

1
3
is

(i)

812552
(ii)

812551
(iii)

812549
(iv)

812553
(v)

812554

Question 9

9.

The value of
593
✕
593
is

(i)

351651
(ii)

351649
(iii)

351650
(iv)

351648
(v)

351646

Question 10

10.

The value of
699

1
4
✕
699

1
2
is

(i)

489125

3
8
(ii)

489125

1
2
(iii)

489125

3
10
(iv)

489125

5
8
(v)

489125

1
8

Question 11

11.

The value of
99
✕
88
is

(i)

8710
(ii)

8714
(iii)

8713
(iv)

8711
(v)

8712

Question 12

12.

The value of
50

1
4
✕
48

2
3
is

(i)

2446
(ii)

2446

1
2
(iii)

2444

1
2
(iv)

2445

1
2
(v)

2445

1
4

Question 13

13.

Evaluate :
975 2
−
25 2

(i)

950975
(ii)

9500000
(iii)

950025
(iv)

950000
(v)

95000

Assignment Key