Exercise 1.1 Solutions Class 6 Maths – Ncert | CBSE

Exercise 1.1

Class 6

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

Answer
(a) 10  (b) 10  (c) 10  (d) 10  (e) 10

2. Place commas correctly and write the numerals:
(a) Seventry-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.

Answer
(a) 73,75,307  (b) 9,05,00,041  (c) 7,52,21,302  (d) 58,423,202  (e) 23,30,010

3. Insert commas suitable and write the names according to Indian system of numeration:
(a) 87595762
(b) 8546283
(c) 99900046
(d) 98432701

Answer

(a) 8,75,95,762 → Eight crore seventy-five lakh ninety-five thousand seven hundred sixty-two
(b) 85,46,283 → Eight-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

4. Insert commas suitable and write the names according to International system of numeration:
(a) 78921092
(b) 7452283
(c) 99985102
(d) 48049831

Answer

(a) 78,921,092  Seventy-eight million nine hundred twenty-one thousand ninety-two
(b) 7,452,483 →
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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