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## Tamilnadu Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 2 Introduction to Algebra Intext Questions

Try These (Text hook Page No. 41)

Question 1.

Observe the following patterns and complete them.

(i) 5, 8, 11, 14, ___, ____, ____

(ii) If 15873 × 7 = 111111 and 15873 × 14 = 222222 then, what is 15873 × 21 = ? and 15873 × 28 = ?

Solution:

(i) 17, 20, 23

Hint: 5 + 3 = 8, 8 + 3 = 11, 11+3 = 14

(ii) 15873 × 21 = 333333; 15873 × 28 = 444444

Hint: 15873 × 14 = 15873 × 7 × 2 = 111111 × 2 = 222222

Question 2.

Draw the next two patterns and complete the table.

Solution:

The next two patterns:

Question 3.

Create your own patterns of shapes and prepare a table.

Solution:

(i) Match stick pattern of triangles.

(ii) Pattern of squares and circles.

Try These (Text hook Page No. 46 to 48)

Question 4.

Solution:

Question 5.

Solution:

Question 6.

Find the unknown.

(i) 37 + 43 = 43 + ____

(ii) (22 + 10) + 15 = ____ + (10 + 15)

(iii) If 7 × 46 = 322, then 46 × 7 = _____

Solution:

(i) 37 + 43 = 43 + **37**

(ii) (22 + 10) + 15 = **22** + (10 + 15)

(iii) If 7 × 46 = 322, then 46 × 7 = **322**

Question 7.

Find the suitable value of ‘m’, to get a sum of 9?

Solution: