Page 13 - Maths Class 06

Exercise 1.1

1. Write the following numbers in words, in the Indian System of Numeration:
(a) 17,40,308 (b) 4,35,007 (c) 2,70,01,003 (d) 40,83,45,012
2. Write the following numbers in words, in the International System of Numeration:

(a) 8,405,316 (b) 135,002 (c) 7,509,463,112 (d) 497,051,008
3. Arrange the following numbers in ascending order:
3,84,651; 98,432; 4,27,554; 3,21,157; 92,354
4. Arrange the following numbers in descend ing order:
9,40,09,581; 9,50,09,481; 9,05,04,518; 90,05,20,184; 9,48,10,095

5. Write the following numbers in their expanded form:
(a) 8453765 (b) 57062319 (c) 40010809
6. Write the numerals for following number names placing commas:
(a) Nine million three hundred forty-two thousand

(b) Fourteen lakh five hundred twenty-three
(c) Three hundred seven million seven hundred fifty-two thousand two hundred eighty
(d) Forty-three crore fifteen lakh eight thousand seven.
7. Rewrite the following number names using International system of numeration:
(a) Seventy two crore forty-one lakh twelve thousand three hundred one

(b) Twenty lakh three thousand five
(c) Five crore twenty-seven lakh thirty-one thousand five hundred eight
8. Write the following number names using the Indian system of numeration:
(a) Five hundred six thousand nine hundred twelve.

(b) Twenty seven million three hundred forty-one thousand six hundred seven.
(c) Three hundred seventy-seven million nine hundred fifty-one thousand four hundred
nineteen.
9. Find the differ ence between the larg est six-digit number and the small est seven-digit number.
10. Find the differ ence between the place value and the face value of the digit 2 in the number 84235.
11. Find the difference of the place values of two 8’s in 98378234.

12. Write the smallest and the greatest numbers using each of the follow ing digits only once:
(a) 4, 5, 3, 8, 0, 7, 9 (b) 1, 2, 3, 4, 6, 8, 0 (c) 2, 3, 5, 6, 0, 9
(d) 1, 3, 5, 7, 9 (e) 2, 4, 6, 8, 0 (f) 9, 0, 0, 7, 1, 3

13. Make six-digit numbers using the digits 3, 4, 5, 0, 6, 7.
(a) Insert commas in the numbers formed and write their names.
(b) Also, arrange the numbers in ascending and descending orders.

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