CBSE Class 6 Mathematics/Knowing Our Numbers – Chapter 1/Extra Questions.

CBSE Class 6 Mathematics/Knowing Our Numbers – Chapter 1 is about the important questions that you can expect for Yearly Examination. Here you can find out practice problems for Class 6 Maths.

CBSE Class 6 Mathematics/ Knowing Our Numbers – Chapter 1
Extra Questions for Practice/Model Questions

Answer the following:

1. Write the number name and expanded form of 4098.
   Solution:
   Number name: Four Thousand Ninety Eight.
   Expanded form: 4 x 1000 + 9 x 10 + 8
2. Write the greatest and smallest five digit numbers using the digits 7, 5, 0 with repetition.
   Solution:
   Greatest Number: 77750
   Smallest Number: 50007
3. Write the place value and face value of 5 in 75689.
   Solution:
   Place Value: 5000
   Face Value: 5
4. Write the following numbers in ascending and descending order;
   34576, 34675, 34756, 36475, 35475
   Solution:
   Ascending Order: 34576, 34675, 34756, 35475, 36475
   Descending Order: 36475, 35475, 34756, 34675, 34576
5. Round off to nearest tens, hundreds, thousands: 3578
   Solution:
   Nearest tens: 3580
   Nearest hundreds: 3600
   Nearest thousands: 4000
6. Estimate the following products: 45 x 425
   Solution:
   45 rounds off to 50
   425 rounds off to 400
   Estimated product = 50 x 400 = 20000
7. Write the numbers in Roman Numerals:
   i) 92
   ii) 100
   Solution:
   92 = XCII
   100 = C
8. Write Hindu-Arabic numeral for:
   i) LXXVI
   ii) XCVII
   Solution:
   i) LXXVI = 76
   ii) XCVII = 97
9. Write the numeral: Fifty million four hundred eight thousand three hundred four.
   Solution:
   50,408,304.
10. Write the numeral: Three crore nine lakh forty five thousand twenty three.
    Solution:
    3, 09,45,023.