The DAV Class 5 Maths Book Solutions Pdf and DAV Class 5 Maths Chapter 1 Worksheet 2 Solutions of Numbers up to 99,99,99,999 offer comprehensive answers to textbook questions.
DAV Class 5 Maths Ch 1 Worksheet 2 Solutions
Question 1.
Write down the periods and corresponding place of an 8-digit number.
Solution:
| Period | Place |
| Crores | Crores |
| Lakhs | Lakhs, Ten lakhs |
| Thousands | Thousands, Ten thousands. |
| Ones | Ones, tens, hundreds. |
Question 2.
Read aloud the following numeral. Also write their number names.
(a) 4,86,29,183
Solution:
4,86,29,183 – Four crore eighty six lakh twenty nine thousand one hundred eighty three.
(b) 2,60,15,354
Solution:
2,60,15,354 – Two crore sixty lakh fifteen thousand three hundred fifty four.
(c) 7,98,71,010
Solution:
7,98,71,010 – Seven crore ninety eight lakh seventy one thousand ten.
(d) 2,05,31,229
Solution:
2,05,31,229 – Two crore five lakh thirty one thousand two hundred twenty nine.
(e) 9,00,71,318
Solution:
9,00,71,318 – Nine crore seventy one thousand three hundred eighteen.
(f) 8,70,01,100
Solution:
8,70,01,100 – Eight crore seventy lakh one thousand hundred.
(g) 5,10,00,700
Solution:
5,10,00,700 – Five crore ten lakh seven hundred.
(h) 6,00,00,006
Solution:
6,00,00,006 -Six crore six.
(i) 4,58,79,515
Solution:
4,58,79,515 – Four crore fifty eight lakh seventy nine thousand five hundred fifteen.
(j) 2,09,85,742
Solution:
2,09,85,742 – Two crore nine lakh eighty five thousand seven hundred forty two.
(k) 9,43,02,001
Solution:
9,43,02,001 – Nine crore forty three lakh two thousand one.
(l) 4,43,21,056
Solution:
4,43,21,056 – Four crore forty three lakh twenty one thousand fifty six.
Question 3.
Write down the smallest and greatest numerals of 8-digits.
Solution:
Smallest numeral of 8-digit = 1,00,00,000
Largest numeral of 8-digit = 9,99,99,999
Question 4.
Write the numerals using commas between periods.
(a) Five crore thirty lakh sixteen thousand nineteen.
Solution:
5,30,16,019
(b) Three crore one lakh forty seven thousand two hundred.
Solution:
3,01,47,200
(c) One crore fifteen thousand nine hundred sixty three.
Solution:
1,00,15,963
(d) Two crore ninety five lakh fifty two thousand two hundred seventy six.
Solution:
2,95,52,276
(e) Nine crore nine.
Solution:
9,00,00,009
(f) Six crore twenty thousand twenty.
Solution:
6,00,20,020
(g) One crore one lakh one thousand one.
Solution:
1,01,01,001
(h) Four crore forty lakh four hundred fourteen.
Solution:
4,40,00,414
(i) Eight crore thirteen lakh five.
Solution:
8,13,00,005
(j) One crore thirty two lakh nineteen.
Solution:
1,32,00,019
Numbers up to 99,99,99,999 Worksheet 2 Notes
- We know the largest 7- digit number is 99,99,999
- It we add 1 to 99,99,999, We get 1,00,00,000
- We have added one more column to the left in the Indian Place Value Chart.
| Crores | Lakhs | Thousands | Ones | ||||
| Crores | Ten Lakhs | Lakhs | Ten Thousands | Thousands | Hundreds | Tens | Ones |
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
- It belong to the period, Crores.
- The smallest 8-digit number is 1,00,00,000.
- 9,99,99,999 is the greatest 8-digit number.
Some 8-digit number are:
5,68,15,000 – Five crore sixty eight lakh fifteen thousand.
7,59,44,841 – Seven crore fifty nine lakh forty four thousand eight hundred forty one.
9,99,99,999 – Nine crore ninety nine lakh ninety nine thousand nine hundred ninety nine.