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
207
✕
207
is

(i)

42852
(ii)

42850
(iii)

42849
(iv)

42848
(v)

42847

Question 2

2.

The value of
600

1
3
✕
600

1
3
is

(i)

360400

1
11
(ii)

360400

1
3
(iii)

360400

1
7
(iv)

360400

1
9
(v)

360399

8
9

Question 3

3.

The value of
495
✕
495
is

(i)

245024
(ii)

245026
(iii)

245023
(iv)

245028
(v)

245025

Question 4

4.

The value of
29

1
4
✕
29

1
4
is

(i)

855

7
16
(ii)

855

9
16
(iii)

855

9
14
(iv)

855

11
16
(v)

855

1
2

Question 5

5.

The value of
609
✕
591
is

(i)

359919
(ii)

359922
(iii)

359917
(iv)

359920
(v)

359918

Question 6

6.

The value of
40

1
2
✕
39

1
2
is

(i)

1600

1
2
(ii)

1599

1
4
(iii)

1599

3
4
(iv)

1599

1
2
(v)

1600

1
4

Question 7

7.

The value of
74
✕
78
is

(i)

5774
(ii)

5773
(iii)

5772
(iv)

5769
(v)

5771

Question 8

8.

The value of
10

1
2
✕
10

3
4
is

(i)

112

7
10
(ii)

112

7
8
(iii)

113

1
8
(iv)

113

1
6
(v)

112

5
8

Question 9

9.

The value of
74
✕
77
is

(i)

5701
(ii)

5697
(iii)

5696
(iv)

5698
(v)

5699

Question 10

10.

The value of
19

1
3
✕
18

2
3
is

(i)

360

2
3
(ii)

360

8
9
(iii)

361

1
9
(iv)

361

1
7
(v)

360

8
11

Question 11

11.

The value of
202
✕
193
is

(i)

38987
(ii)

38983
(iii)

38988
(iv)

38985
(v)

38986

Question 12

12.

The value of
31

1
2
✕
29

1
2
is

(i)

929

3
4
(ii)

929

1
2
(iii)

929

1
6
(iv)

929

1
4
(v)

928

3
4

Question 13

13.

Evaluate :
975 2
−
25 2

(i)

950025
(ii)

9500000
(iii)

950000
(iv)

95000
(v)

950975

Assignment Key