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Wednesday, August 19, 2020

NCERT Class 6 Maths Chapter 1 - Knowing Our Numbers Quiz 2

1. Write the numerals and insert commas: Fifty five million twenty nine thousand seven.

55, 209, 007
5, 529, 007
55, 290, 007
55, 029, 007
2. Estimate using general rule: 5677 + 2795
6000 + 3000 = 9000
5000 + 2000 =7000
5000 + 3000 =8000
6000 + 2000 = 8000
3. Estimate using general rule: 22357 – 1328
23000 - 1000 = 22000
22000 - 1000 = 21000
22000 - 2000 = 20000
23000 - 2000 =21000
4. Write the following in Roman numerals: 687
DCLXXVII
DCLXXXVI
DCXXXVII
DCLXXXVII
5. Insert commas and write the number name of each in the international system of numeration: 70902005
70,902,005 or Seventy million nine hundred two thousand five
7,09,02,005 or Seventy crore nine lakh two thousand five
7,09,02,005 or Seven million nine hundred two thousand five
70,90,20,05 or Seventy million ninety hundred two thousand five
6. Write the following in Roman numerals: 1718
MDCCXVII
MDCCXIII
MDCXVIII
MDCCXVIII
7. Give a rough estimate (by rounding off to nearest hundreds) : 4,48,342 – 48,365
448300 -48300 =400000
448300 -48400 =399900
448400 -48300 =400100
448400 -48400 =400000
8. Write the following in Hindu-Arabic numerals: CCXXVIII
288
228
282
208
9. Write the following in Hindu-Arabic numerals: CDXLVI
464
466
446
646
10. A certain nine digit number has only ones in ones period, only twos in the thousands period and only threes in the millions period. Write this number in words in the international system.
33, 32, 22, 111
33, 32, 221, 11
333, 222, 111
333, 22, 111






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