SChand New Learning Composite Mathematics Class 6 Chapter 1 Knowing Our Numbers Exercise 1k

Exercise 1k

Question 1

(a) Four million eight hundred sixty three thousand.

(b) Fifty-six million three hundred seventeen thousand nine hundred.

(c) Eight million four hundred six thousand eight.

(d) Seventy-five million two hundred nineteen thousand thirty-eight.

(e) Ninety-two million five hundred ninety-four thousand one hundred sixty-eight.

(f) Fifty million three.

Question 2

(a) 5,390,721

(b) 69,345,071

(c) 80,374,629

(d) 2,003,798

(e) 792,035

(f) 87,200,965

Question 3

(a) 357219

(b) 4170055

(c) 67900491

(d) 9109705

(e) 700000

(f) 58000000

(g) 6500007

Sol :

TM	M	HTh	TTh	Th	H	T	O
		3	5	7	2	1	9
	4	1	7	0	0	5	5
6	7	9	0	0	4	9	1
	9	1	0	9	7	0	5
		7	0	0	0	0	0
5	8	0	0	0	0	0	0
	6	5	0	0	0	0	7

Question 4

(a) 578,392

(b) 7,445,386

(c) 83,752,916

Question 5

(a) 7 x 100,000 + 3 x 10,000 + 5 x 1,000 + 4 x 100 + 4 x 10 + 8

(b) 2 x 1,000,000 + 6 x 100,000 + 3 x 10,000 + 4 x 1,000 + 7 x 1000 + 8 x 10 + 9

(c) 9 x 1,000,000 + 5 x 10,000 + 2 x 100 + 5 x 10 + 4