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********* Number system *******
Number system:The set of numbers represented by appropriate standards and rules is called number system.

Indian number system:This set of numbers is used in India and its neighbouring countries.It is adopted by the Vedic Maths.
International Number system:This standard is used in world wide.

These number systems can be understand with the tables given below

********* Indian number system *******
Ten croreCroreTen lakhlakhten thousand thousandhundredtenunit
100000000100000001000000100000100001000100101
********* International number system *******
hundred millionten millionone millionhundred thousand ten thousandthousandhundredtenunit
100000000100000001000000100000100001000100101

********CHECK OUT SOLVED EXAMPLES********

1)Write 60,56,78,900 in Indian number system.
Ans:Sixty crore fifty six lakhs seventy eight thousand nine hundred

check the answer!!!
 2)Write seven crore fifty six lakhs fifty in numerals
Ans: 7,56,00,050

check the answer!!!
3.Write 3,440,678,97 in Internatonal number system.
Ans:Three billion four hundred forty million six hundred seventy eight thousand ninty seven

check the answer!!!
 4.Write seventy five million four hundred thousand seven hundred fifty
Ans:75,400,750

check the answer!!!
5.Write six digit number least number and five digit greatest number
Ans:six digit least number:100,000 ,5 digit greatest number:99,999
check the answer!!!
 6.Write 1,2,3,4,5,6 six digit least number and greatest number.
Ans: least number:123456,greatest number:654321
check the answer!!!

********TRY BY YOURSELF********

1.Write the following numerals in Indian number system.
a)2,33,01,345 b) 5,67,00,800 c)12,009 d) 345,567,678


2.Write the following numerals in International number system.
a)23,301,345 b) 56,700,800 c)12,000,00 d) 345,567,800


3.Write the following in numerals.
a)four hundred million five hundred thosand five hundred fifty
b)seventeen million three hundred thirty thousand three hundred fifty
c) nine hundred million ninty
d)sixty million seven hundred eighty


4.Write the following in numerals
a)Four crore five thosand five hundred fifty
b)Seventeen crore thirty thousand three hundred fifty
c)Nintey lakh nintey
d)Nintey nine crore nintey nine lakh nintey nine thousand nine hundred and fifty


5.Write the greatest sixdigit number that can be formed from digit 2,3,4,5,1

6.Write least no. of six digit no.that can be formed from 1,2,0,4,5.

7.Write the difference between 6 digit least number and six digit greatest number.

8.Write the difference between 10 digit least number and 9 digit greatest number.

9.Write the difference between 5 digit least number and 4 digit greatest number that can be formed from 1,0,7,8,3.

10.Write the sum of 5 digit least number and six digit greatest number that can be formed from 4,5,0,9.

Ans: 1 a)Two crore thirty three lakh one thousand three hundred and forty five
b)Five crore fifty seven lakh
c)Tweleve thousand nine
d)Thirty four crore fifty five lakh sixty seven thousand eight hundred
Ans: 2 a)Twenty three million three hundred one thousand three hundred forty five
b)Fifty six million seven hundred thousand eight hundred
c) Tweleve thousand nine
d)Three hundred forty five million five hundred sixty seven thousand and forty five
Ans: 3 a)405,500,550 b)17,300,350 c)900,000,009 d)60,000,780
Ans: 4 a)4,00,05,550 b)17,00,30,350 c)90,00,000 d)99,99,99,950
Ans: 5)54321 6)10245 7)89999 8) 1 9)1647 10)
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