# Here we have given NCERT Solutions for Class 6 Maths Chapter 1 Knowing Our Numbers Ex 1.1.

 Board CBSE Textbook NCERT Class Class 6 Subject Maths Chapter Chapter 1 Chapter Name Knowing Our Numbers Exercise Ex 1.1 Number of Questions Solved 4 Category NCERT Solutions

## NCERT Solutions for Class 6 Maths Chapter 1 Knowing Our Numbers Ex 1.1

Ex 1.1 Class 6 Maths Question 1.
Fill in the blanks:
(a) 1 lakh = ………….. ten thousand.
(b) 1 million = …………… hundred thousand.
(c) 1 crore = ………………. ten lakh.
(d) 1 crore = ……………. million.
(e) 1 million = ……………. lakh.
Solution:
(a) 10
(b) 10
(c) 10
(d) 10
(e) 10

Ex 1.1 Class 6 Maths Question 2.
Place commas correctly and write the numerals:
(a) Seventy three lakh seventy five thousand three hundred seven.
(b) Nine crore five lakh forty one.
(c) Seven crore fifty two lakh twenty one thousand three hundred two.
(d) Fifty eight million four hundred twenty three thousand two hundred two.
(e) Twenty three lakh thirty thousand ten.
Solution:
(a) 73,75,307
(b) 9,05,00,041
(c) 7,52,21,302
(d) 58,423,202
(e) 23,30,010

Ex 1.1 Class 6 Maths Question 3.
Insert commas suitably and write the names according to Indian System of Numeration:
(a) 87595762
(b) 8546283
(c) 99900046
(d) 98432701
Solution:
Inserting the commas according to Indian System of Numeration and also writing the number names: .
(a) 8,75,95,762: Eight crore, seventy five lakh, ninety five thousand, seven hundred sixty two.
(b) 85,46,283: Eighty five lakh, forty six thousand, two hundred eighty three.
(c) 9,99,00,046: Nine crore, ninety nine lakh, forty six.
(d) 9,84,32,701: Nine crore, eighty four lakh, thirty two thousand, seven hundred one.

Ex 1.1 Class 6 Maths Question 4.
Insert commas suitably and write the names according to International System of Numeration:
(a) 78921092
(b) 7452283
(c) 99985102
(d) 48049831
Solution:
Inserting the commas according to International System of Numeration and also writing the number names:
(a) 78,921,092: Seventy eight million, nine hundred twenty one thousand, ninety two.
(b) 7,452,283: Seven million, four hundred fifty two thousand, two hundred eighty three.
(c) 99,985,102: Ninety nine million, nine hundred eighty five thousand, one hundred two.
(d) 48,049,831: Forty eight million, forty nine thousand, eight hundred thirty one.

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