• International system of numeration - class-VI
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International system of numeration - class-VI

Description: international system of numeration
Number of Questions: 21
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Tags: whole numbers whole numbers and operations with whole numbers numbers maths numbers in indian and international systems large numbers know the numbers knowing our numbers
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Number name for  $123,080,603$ is

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. One two three eighty thousand six hundred three

  2. One hundred twenty three million. eight thousand six hundred three

  3. One hundred twenty three million eighty thousand six hundred three

  4. One twenty three million eighty thousand six hundred

Show answer
Correct Option: C
Explanation:

$123,080,603$  - We can write as One hundred twenty three million eighty thousand six hundred three

Numeral for five hundred three million eight thousand seven hundred two is

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. $50,03,80,702$

  2. $50,38,00,702$

  3. $503,008,702$

  4. $50,30,80,702$

Show answer
Correct Option: C
Explanation:

Numeral for five hundred three million eight thousand seven hundred two is 503,008,702
$\therefore$ Option C is correct.

$648340021$ is written with commas as (International System)

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. $648,340,021$

  2. $6,4,8,3,4,0,0,2,1$

  3. $64,83,40,02,1$

  4. none of these

Show answer
Correct Option: A
Explanation:

In international system of numeration,
The 1st period consists of - ones, tens and hundred.
The 2nd period consists of - thousand, 10 thousand and 100 thousands.
The 3rd period consists of - million, 10 million and 100 million.
The 4th period consists of - billion, 10 billion and 100 billion.
$\therefore $648340021 is written with commas as (International System)= 648,340,021
Option A is correct.

$9849475825$ is written with commas as (International System)

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. $9, 84, 94, 75, 825$

  2. $9, 849,475,825$

  3. $9849, 475, 82, 5$

  4. $9,8,4,9,4,7,5,8,2,5$

Show answer
Correct Option: B
Explanation:

In international numbering system
The 1st period consists of - ones, tens and hundred.
The 2nd period consists of - thousand, $10 $ thousand and $100 $ thousand.
The 3rd period consists of - million, $10$ million and $100$ million.
The 4th period consists of - billion, $10$ billion and $100$ billion.
$\therefore $ 9849475825 is written with commas as (International System)$ = 9,849,475,825$
Option B is correct.

648340021 is written with commas as (International System)

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. 648,340,021

  2. 6,4,8,3,4,0,0,2,1

  3. 64,83,40,02,1

  4. none

Show answer
Correct Option: A
Explanation:

In International System commas are introduced after every 3 digits starting from right to left side


In Indian System commas are introduced after  3 digits for one time and then after 2 digits starting from right to left side.

given the number  $648340021$

International System:
$648340021 = 648,340,021$

Indian System :
$648340021 = 64,83,40,021$

So option $A$ is correct

9849475825 is witten with commas as (International System)

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. $9, 84, 94, 75, 825$

  2. $9, 849, 475, 825$

  3. $9849, 475, 82, 5$

  4. $9, 8, 4, 9, 4, 7, 5, 8, 2, 5$

Show answer
Correct Option: B
Explanation:

In International System commas are introduced after every 3 digits starting from right to left side


In Indian System commas are introduced after  3 digits for one time and then after 2 digits starting from right to left side.

given the number  $9849475825$

International System:
$9849475825 = 9 , 894,475,825$

Indian System :
$9849475825 = 9,84,94,75,825$

So option $B$ is correct

Numeral for five hundred million six is

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. $500,006$

  2. $50,000,006$

  3. $500,000,006$

  4. $50,006$

Show answer
Correct Option: C
Explanation:

HM    TM   M     HL   TL   L    H   T   U

  5       0    0   ,   0     0    0 ,  0    0    6
 

Difference between the place values of $"3"$ in $3116365$

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. $2999700$

  2. $3000700$

  3. $2990700$

  4. none

Show answer
Correct Option: A
Explanation:

$=3000000-300=2999700$ 

Numeral for ninety million ninety thousand ninety is

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. 9090090

  2. 90090090

  3. 909090

  4. none

Show answer
Correct Option: B
Explanation:
$1$ Million $=10,00,000$
$\Rightarrow$  $90$ Million $=90\times 10,00,000=9,00,00,000$          ---- ( 1 )

$1$ thousand $=1,000$
$\Rightarrow$ $90$ thousand $=90\times 1000=90,000$      ---- ( 2 )
$\Rightarrow$  Ninety can be written as $=90$              ---- ( 3 )

Adding ( 1 ), ( 2 ) and ( 3 ) we get,
$\Rightarrow$  $9,00,00,000+90,000+90=9,00,90,090$

$\therefore$  Numeral for ninety million ninety thousand ninety is $9,00,90,090$

Which of the following correctly shows $185367249$ according to International place value chart?

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. $1,853,672,49$

  2. $18,536,724,9$

  3. $185,367,249$

  4. $18,53,67,249$

Show answer
Correct Option: C
Explanation:

Divide the numbers in groups of $3$ starting from right.

Therefore,
$185,367,249$ is a correct answer.

Millions period consists of the places

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. M, TM

  2. M, TM, HM

  3. TTh, HTH, M

  4. O, T, M

Show answer
Correct Option: B
Explanation:

Million period consists of the places M, TM, HM

Million period consists of the places __________.

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. $M, TM$

  2. $M, TM, HM$

  3. $TTH, HTH, M$

  4. $O, T, M$

Show answer
Correct Option: B
Explanation:

Million Period consists of places : Million, Hundred Millions, Thousand Millions


$\rightarrow M, HM, TM$

The product of the numbers $5623$ and $6$ in the scale of eight is:

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. $41672$

  2. $33738$

  3. $42562$

  4. $45262$

Show answer
Correct Option: C

Number name for $123,080,603$ is:

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. one two three eighty thousand six hundred three

  2. one hundred twenty three million eight thousand six hundred three

  3. one hundred twenty three million eighty thousand six hundred three

  4. one twenty three million eighty thousand six hundred

Show answer
Correct Option: C
Explanation:

By using International number system the naming of the number $123,080,603$ is:

one hundred twenty three million eighty thousand six hundred three.

Ten millions come under ______ period

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. crores

  2. lakhs

  3. thousands

  4. millions

Show answer
Correct Option: D
Explanation:

Millions ,Ten millions and
hundred millions comes under
millions period

Express in international number system.
$81,894,650$

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. Eighty one million,eight hundred ninety four thousand six hundred fifty.

  2. Eighty million,eight hundred ninety four thousand six hundred fifty.

  3. Eight hundred one million,eight hundred ninety four thousand six hundred fifty.

  4. Eighty one million,eight ninety four thousand six hundred .

Show answer
Correct Option: A
Explanation:
Let us convert the given numerals into words as follows:

$81,000,000=$Eighty one million
$894,000=$Eight hundred ninety four thousand
$600=$Six hundred
$50=$Fifty

Now, combine the numbers in words as shown below:

Eighty one million,eight hundred ninety four thousand six hundred fifty.

Hence, the International number system is eighty one million,eight hundred ninety four thousand six hundred fifty.

Express as International number system.
$3,45,90,430$

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. Thirty four million,five hundred ninety thousand hundred thirty.

  2. Thirty four million,five hundred nine thousand four hundred thirty.

  3. Thirty million,five hundred ninety thousand four hundred thirty.

  4. Thirty four million,five hundred ninety thousand four hundred thirty.

Show answer
Correct Option: D
Explanation:
Let us convert the given numerals into words as follows:

$34,000,000=$Thirty four million
$590,000=$Five hundred ninety thousand
$400=$Four hundred
$30=$Thirty

Now, combine the numbers in words as shown below:

Thirty four million,five hundred ninety thousand four hundred thirty.

Hence, the International number system is thirty four million,five hundred ninety thousand four hundred thirty.

Express in Inernational number system:
Thirteen lakh five  thousand two hundred nine.

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. Thirty four million,five hundred ninety thousand four hundred thirty.

  2. One million three hundred five thousand  two hundred nine.

  3. One million three hundred five hundred two hundred nine.

  4. One three hundred five thousand two hundred nine.

Show answer
Correct Option: B
Explanation:
Let us first convert the given number in words into numerals as follows:

Thirteen lakh$=13,00,000$
Five thousand$=5,000$
Two hunderd$=200$
Nine$=9$

Now, add the numerals as shown below:

$1300000+5000+200+9=1305209$

Therefore, the required number is $13,05,209$.

Now, to convert the number in International number system, we write the number as follows:

$1,000,000=$One million
$305,000=$Three hundred five thousand
$200=$Two hundred
$9=$Nine

Now, combine the numbers in words as shown below:

One million three hundred five thousand two hundred nine.

Hence, the International number system is one million three hundred five hundred two hundred nine.

9798745995 is written with periods in International system is __________.

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. 97.98,74,59,95

  2. 9,79,87.45,995

  3. 9,798,745,995

  4. 979,874,599,5

Show answer
Correct Option: C
Explanation:

correct option is C..

The number $826315269$ can be written in International system of numeration as

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. Eight hundred twenty six million three hundred fifteen thousand two hundred sixty nine

  2. Eighty two crore sixty three lakh fifteen thousand two hundred and sixty nine

  3. Eight two six lakh three one thousand fifty two hundred sixty nine

  4. None of these

Show answer
Correct Option: A
Explanation:

$826, 315, 269$ in International system of numeration is written as eight hundred twenty-six million three hundred fifteen thousand two hundred sixty-nine.

The value of $200$ mm added to $800$ m is

maths numbers in indian and international systems international place value system international system of numeration use of commas and comparison and number systems

  1. $801 m$

  2. $800.200m$

  3. $802m$

  4. $800m$

Show answer
Correct Option: B
Explanation:

800m, 200mm

$100mm = 0.1 m$


$1mm=$$\dfrac{0.1}{{100}}m$

$200mm=$$\dfrac{0.200}{{100}}m$

$=2m$

So, $800.200m$

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