1 Marks Question

Question 11 Mark

Insert comma suitably and write the name according to International System of Numeration:
$48049831$

Answer

Here $48049831$ can be written as $48,049,831 =$ Forty-eight million forty-nine thousand eight hundred thirty-one.

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Question 21 Mark

Insert comma suitably and write the name according to International System of Numeration:
$99985102$

Answer

Here, $99,985,102 =$ ninety-nine million nine hundred eighty-five thousand one hundred two.

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Question 31 Mark

Insert comma suitably and write the name according to International System of Numeration:
$7452283$

Answer

Here, $7, 452, 283 =$ seven million four hundred fifty-two thousand two hundred eighty-three.

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Question 41 Mark

Insert comma suitably and write the name according to International System of Numeration:
$78921092$

Answer

Here, $78,921,092 =$ Seventy-eight million nine hundred twenty-one thousand ninety-two.

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Question 51 Mark

Insert comma suitably and write the names according to Indian System of Numeration:
$98432701$

Answer

Given number is: $98432701$
By simplifying it we get,
$= 9, 00,00,000 + 80,00,000 + 4,00,000 + 30,000 + 2,000 + 700 + 00 + 1$
$= 9, 00,00,000 + 80,00,000 + 4,00,000 + 30,000 + 2,000 + 701$
$= 9, 00,00,000 + 80,00,000 + 4,00,000 + 30,000 + 2,701$
$= 9, 00,00,000 + 80,00,000 + 4,00,000 + 32,701$
$= 9, 00,00,000 + 80,00,000 + 4,32,701$
$= 9, 00,00,000 + 84,32,701$
$= 9, 84, 32, 701$
Therefore, $9, 84,32,701 =$ Nine crore eighty four lakh thirty two thousand seven hundred one.

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Question 61 Mark

Insert comma suitably and write the names according to Indian System of Numeration:
$99900046$

Answer

Given number is: $99900046$
By simplifying it we get,
$= 9, 00,00,000 + 90, 00,000 + 9, 00,000 + 0,000 + 000 + 46$
$= 9, 00,00,000 + 90, 00,000 + 9, 00,046$
$= 9, 00,00,000 + 99,00,046$
$= 9,99,00,046$
Therefore, $9,99,00,046 =$ nine crore ninty nine lakh forty six.

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Question 71 Mark

Insert comma suitably and write the names according to Indian System of Numeration:
$8546283$

Answer

Given number is : $85,46,283$
By simplifying, we get,
$= 8, 000,000 + 5, 00,000 + 40, 000 + 6,000 + 200 + 80 + 3$
$= 8, 000,000 + 5, 00,000 + 40, 000 + 6,000 + 200 + 83$
$= 8, 000,000 + 5, 00,000 + 40, 000 + 6,000 + 283$
$= 8, 000,000 + 5, 00,000 + 40, 000 + 6,283$
$= 8, 000,000 + 5, 00,000 + 46,283$
$= 8, 000,000 + 5, 46,283$
$= 85, 46,283$
Therefore, $85,46,283 =$ Eight-five lakh forty-six thousand two hundred eighty-three.

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Question 81 Mark

Insert commas suitably and write the names according to Indian System of Numeration:
$87595762$

Answer

According to the Indian Numeral system, each digit has values according to their place.
Let’s simplify $87595762,$ we have,
$= 8, 0000,000 + 70, 00,000 + 5, 00,000 + 90,000 + 5, 000 + 700 + 60 + 2$
$= 8, 0000,000 + 70, 00,000 + 5, 00,000 + 90,000 + 5, 000 + 700 +$ sixty two
$= 8, 0000,000 + 70, 00,000 + 5, 00,000 + 90,000 + 5, 000 +$ seven hundred sixty two
$= 8, 0000,000 + 70, 00,000 + 5, 00,000 + 90,000 +$ five thousand seven hundred sixty-two
$= 8, 0000,000 + 70, 00,000 + 5, 00,000 +$ ninty five thousand seven hundred sixty two
$= 8, 0000,000 + 70, 00,000 +$ five lakh ninety five thousand seven hundred sixty two
$= 8, 0000,000 +$ seventy-five lakh ninety-five thousand seven hundred sixty two
$=$ Eight crore seventy-five lakh ninety-five thousand seven hundred sixty-two.

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Question 91 Mark

Place comma correctly and write the numeral:
Twenty three lakh thirty thousand ten.

Answer

In numerals, Twenty three lakh thirty thousand ten is $23,30,010$

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Question 101 Mark

Place comma correctly and write the numeral:
Fifty eight million four hundred twenty three thousand two hundred two.

Answer

In numerals, Fifty eight million four hundred twenty three thousand two hundred two is $58,423,202$

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Question 111 Mark

Place comma correctly and write the numeral:
Seven crore fifty two lakh twenty one thousand three hundred two.

Answer

In numerals, Seven crore fifty two lakh twenty one thousand three hundred two is $7,52,21,302$

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Question 121 Mark

Place comma correctly and write the numeral:
Nine crore five lakh forty one.

Answer

In numerals Nine crore five lakh forty one is $9,05,00,041$

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Question 131 Mark

Place comma correctly and write the numeral:
Seventy three lakh seventy five thousand three hundred seven.

Answer

In numerals Seventy three lakh seventy five thousand three hundred seven is $73,75,307$

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