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Question 21 Mark
Write the number names of the following in international system of numeration:
25,201,905
Answer
Twenty-five million, two hundred one thousand, nine hundred and five.
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Question 31 Mark
Write the following in numerical form:
Six hundred seven million twelve thousand eighty four.
Answer
607,012,084
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Question 41 Mark
Write the corresponding numeral for the following:
7 × 10000 + 2 × 1000 + 5 × 100 + 9 × 10 + 6 × 1
Answer
70000 + 2000 + 500 + 90 + 6 = 72,596
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Question 71 Mark
How many milligrams make one kilogram?
Answer
Ten lakh or one million (10,00,000) milligrams make one kilogram.
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Question 91 Mark
Write the following numbers in digits by using international place value chart. Also, write them in expanded form.
Seven million three hundred three thousand two hundred six.
Answer
7,303,206
Expanded form = 7 × 1000000 + 3 × 100000 + 0 × 10000 + 3 × 1000 + 2 × 100 + 0 × 10 + 6 × 1
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Question 161 Mark
In two-digit numbers, how many times does the digit 5 occur in:
The unit's place?
Answer
In units place, i.e., 15, 25, 35, 45, 55, 65, 75, 85, 95
5 occur 9 times
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Question 171 Mark
Arrange the following numbers in descending order:
5,69,43,300, 5,69,43,201, 56,95,440, 5,69,44,000, 56,94,437
Answer
5,69,44,000, 5,69,43,300, 5,69,43,201, 56,95,440, 56,94,437
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Question 221 Mark
Write the following numbers in words in the Indian system of numeration:
42,007
Answer
Forty two thousand seven.
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Question 231 Mark
Write the following numbers in the international system of numeration:
Six crore thirty four lakh four thousand forty four.
Answer
63,404,044 or Sixty three million four hundred four thousand forty four.
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Question 261 Mark
Write the following numbers in the Indian system of numeration:
Seventy six million eighty five thousand nine hundred eighty seven.
Answer
7,60,85,987 or Seven crore sixty lakh eighty five thousand nine hundred eighty seven.
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Question 271 Mark
Write the corresponding numeral for the following:
4 × 100000 + 5 × 1000 + 1 × 100 + 7 × 1
Answer
400000 + 5000 + 100 + 7 = 4,05,107
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Question 281 Mark
What is the largest 5-digits number with unique digits?
Answer
The largest five-digit number with unique digits 98,765.
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Question 301 Mark
Find the estimated quotient for the following by rounding off number to its greatest place:
4489 ÷ 394
Answer
4000 ÷ 400 = 10
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Question 311 Mark
Write the expression for the following statement using brackets:
Divide the difference of twenty eight and seven by 3.
Answer
28 - 73
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Question 321 Mark
Insert commas in the correct positions to separate periods and write the following numvers in words:
10000007
Answer
1,00,00,007
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Question 341 Mark
Rewrite the following numerals with proper commas in the international system of numeration.
513625
Answer
513,625 or Five hundred thirteen thousand six hundred twenty five.
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Question 351 Mark
Estimate the following by rounding off factor to nearest thousands:
28,292 - 21,496
Answer
28,000 - 21,000 = 7,000
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Question 361 Mark
Write the following numbers in the Indian system of numeration:
Six million five hundred forty three thousand two hundred ten.
Answer
65,43,210 or Sixty five lakh forty three thousand two hundred ten.
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Question 371 Mark
Find the estimated quotient for the following by rounding off number to its greatest place:
878 ÷ 28
Answer
900 ÷ 30 = 30
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Question 431 Mark
Write the corresponding numeral for the following:
8 × 1000000 + 3 × 1000 + 6 × 1
Answer
8000000 + 3000 + 6 = 80,03,006
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Question 481 Mark
Write the following in numeral form:
Seventeen crore sixty lakh thirty thousand fifty seven.
Answer
17,60,30,057
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Question 491 Mark
Write the following in numerical form:
Four billion twenty five million forty five thousand.
Answer
4,025,045,000
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Question 501 Mark
Write the following numerals in International system of numeration:
457923
Answer
Four hundred fifty seven thousand nine hundred twenty three.
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1 Mark Question - Maths STD 6 Questions - Vidyadip