Students can practice TS 6th Class Maths Solutions Chapter 1 Knowing Our Numbers Ex 1.4 to get the best methods of solving problems.
TS 6th Class Maths Solutions Chapter 1 Knowing Our Numbers Exercise 1.4
Question 1.
Write the numbers using commas according to International system of numeration.
(i) 97645315
Answer:
97,645,315
(ii) 20048421
Answer:
20,048,421
(iii) 476356
Answer:
476,356
(iv) 9490026834
Answer:
9,490,026,834
Question 2.
Collect the mobile numbers of your friends and other family members. Write them using commas and read them in International system.
Answer:
1. 9,912,342,343
Nine billion nine hundred twelve mil-lion three hundred forty two thou-sand three hundred forty three.
2. 9,989,857,886
Nine billion nine hundred eighty nine million eight hundred fifty seven thousand eight hundred eighty six.
3. 9,849,258,633
Nine billion eight hundred forty nine million two hundred fifty eight thou-sand six hundred thirty three.
4. 9,032,050,053
Nine billion thirty two million fifty thousand fifty three.
5. 9,490,605,604
Nine billion four hundred ninety million six hundred five thousand six hundred four.
6. 9,440,824,201
Nine billion four hundred forty million eight hundred twenty four thousand two hundred one.
7. 9,949,584,445
Nine billion nine hundred forty nine million five hundred eighty four thousand four hundred forty five.
8. 9,848,212,356
Nine billion eight hundred forty eight million two hundred twelve thousand three hundred fifty six.
9. 9,440,172,042
Nine billion four hundred forty million one hundred seventy two thousand forty two.
10. 9,989,027,829
Nine billion nine hundred eighty nine million twenty seven thousand eight hundred twenty nine.
Question 3.
Write the numbers in words in both Indian and International system.
(i) 123115027
Answer:
Indian system: 12,31,15,027
Twelve crores thirty one lakh fifteen thousand twenty seven.
International system: 123,115,027 One hundred twenty three million one hundred fifteen thousand twenty seven.
(ii) 89643092
Answer:
Indian system: 8,96,43,092
Eight crores ninety six lakh forty three thousand ninety two.
International system: 89,643,092 Eighty nine million six hundred forty three thousand ninety two.
Question 4.
Read the number carefully and answer the following:
302,179,468
(i) The digit in millions place.
Answer:
The digit in millions place is 2.
(ii) The digit in hundreds place.
Answer:
The digit in hundreds place is 4.
(iii) The digit in ten millions place.
Answer:
The digit in ten millions place is 0.
(iv) How many millions are there in the number ?
Answer:
302 millions are there in the number.