# NCERT Solutions For Class 6 Maths Chapter 1 Knowing Our Numbers Exercise 1.1

The NCERT Solutions for Class 6 Maths Chapter 1 Knowing Our Numbers Exercise 1.1 has been provided here to help the students in solving the questions from this exercise.Â Counting things or objects that we see in our day to day life has become easier by knowing numbers. For example, we can count the number of students in a class and represent them in numbers without any effort. Students can improve their abilities to solve problems by referring to the PDF of theÂ NCERT Solutions of Class 6 Maths Exercise 1.1 of Chapter 1 from the answers provided underneath.

## NCERT Solutions for Class 6 Chapter 1: Knowing Our Numbers Exercise 1.1 Download PDF

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### Access NCERT Solutions for Class 6 Chapter 1: Knowing Our Numbers Exercise 1.1

1. Fill in the blanks:

(a) 1 lakh = â€¦â€¦â€¦â€¦.. ten thousand.

(b) 1 million = â€¦â€¦â€¦â€¦ hundred thousand.

(c) 1 crore = â€¦â€¦â€¦â€¦ ten lakh.

(d) 1 crore = â€¦â€¦â€¦â€¦ million.

(e) 1 million = â€¦â€¦â€¦â€¦ lakh.

Solutions:

(a) 1 lakh = 10 ten thousand

= 1,00,000

(b) 1 million = 10 hundred thousand

= 10,00,000

(c) 1 crore = 10 ten lakh

= 1,00,00,000

(d) 1 crore = 10 million

= 1,00,00,000

(e) 1 million = 10 lakh

= 1,000,000

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.

Solutions:

(a) The numeral of seventy three lakh seventy five thousand three hundred seven is 73,75,307

(b) The numeral of nine crore five lakh forty one is 9,05,00,041

(c) The numeral of seven crore fifty two lakh twenty one thousand three hundred two is 7,52,21,302

(d) The numeral of fifty eight million four hundred twenty three thousand two hundred two is 5,84,23,202

(e) The numeral of twenty three lakh thirty thousand ten is 23,30,010

3. Insert commas suitably and write the names according to Indian System of Numeration:

(a) 87595762 (b) 8546283 (c) 99900046 (d) 98432701

Solutions:

(a) 87595762 â€“ Eight crore seventy five lakh ninety five thousand seven hundred sixty two

(b) 8546283 â€“ Eighty five lakh forty six thousand two hundred eighty three

(c) 99900046 â€“ Nine crore ninety nine lakh forty six

(d) 98432701 â€“ Nine crore eighty four lakh thirty two thousand seven hundred one

4. Insert commas suitably and write the names according to International System of Numeration:

(a) 78921092 (b) 7452283 (c) 99985102 (d) 48049831

Solutions:

(a) 78921092 â€“ Seventy eight million nine hundred twenty one thousand ninety two

(b) 7452283 â€“ Seven million four hundred fifty-two thousand two hundred eighty three

(c) 99985102 â€“ Ninety-nine million nine hundred eighty five thousand one hundred two

(d) 48049831 â€“ Forty-eight million forty-nine thousand eight hundred thirty-one