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

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

NCERT Solutions for Class 6 Maths Chapter 1 Knowing Our Numbers Ex 1.1 are the part of NCERT Solutions for Class 6 Maths (Rationalised Contents). Here you can find the NCERT Solutions for Class 6 Maths Chapter 1 Knowing Our Numbers Ex 1.1.

## NCERT Solutions for Class 6 Maths Chapter 1 Knowing Our Numbers Ex 1.1 (Rationalised Contents)

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

### 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:
(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:
(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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