CBSE Class 6th Solutions, Class 6th Maths Solutions
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NCERT Class 6th Mathematics Chapter 1 – Knowing Our Numbers Solutions Exercise 1.1 Solutions

NCERT Class 6th Mathematics Chapter 1 – Knowing Our Numbers Solutions Exercise 1.1 Solutions

1. Fill in the blanks:

(a) 1 lakh = 10 ten thousand.
(b) 1 million = 10 hundred thousand.
(c) 1 crore = 10 ten lakh.
(d) 1 crore = 10 million.
(e) 1 million = 10 lakh.

2. Place commas correctly and write the numerals:
(a) Seventy three lakh seventy five thousand three hundred seven.

Ans: 73,75,307

(b) Nine crore five lakh forty one.

Ans: 9,05,00,041

(c) Seven crore fifty two lakh twenty one thousand three hundred two.

Ans: 7,52,21,302

(d) Fifty eight million four hundred twenty three thousand two hundred two.

Ans: 58,423,202

(e) Twenty three lakh thirty thousand ten.

Ans: 23,30,010

3. Insert commas suitably and write the names according to Indian System of Numeration :
(a) 87595762

Ans: 8,75,95,762 – Eight crore seventy five lakh ninety five thousand seven hundred sixty two

(b) 8546283

Ans: 85,46,283 – Eighty five lakh forty six thousand two hundred eighty three

(c) 99900046

Ans: 9,99,00,046 – Nine crore ninety nine lakh forty six

(d) 98432701

Ans: 9,84,32,701 – 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

Ans: 78,921,092 – Seventy eight million nine hundred twenty one thousand ninety two

(b) 7452283

Ans: 7,452,238 – Seven million four hundred fifty two thousand two hundred eighty three

(c) 99985102

Ans: 99,985,102 – Ninety nine million nine hundred eighty five thousand one hundred two

(d) 48049831

Ans: 48,049,831 – Forty eight million forty nine thousand eight hundred thirty one 

You can find the solutions for Class 7 Mathematics from here

 

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