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Published on: 29/07/2018
In this question paper, some of the important one mark, two and five marks questions from the chapter Numbers are covered. The questions are prepared from the book back and previous year questions.
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Download Tamil Nadu 6th Standard Maths question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Maths Test1.
Round off the number 8,436 to the nearest hundreds.
2.
Compare 59283746 and 59283748 using place value chart.
3.
Read and expand the number 50000, 676097
4.
Find the numbers between 572634 and 562634 which is approximated to ten thousands place
5.
How many ten thousands are there in the smallest 6 digit number?
6.
Write the number names in words using the International System. 8,343,710
7.
Write the number names of the following numerals in the Indian System. 9,75,63,453
8.
Write the number names of the following numerals in the Indian System. 75,32,105
9.
Write the largest six digit number and put commas in the Indian and the International Systems.
10.
The estimated difference of 167826 and 2765 rounded off to the nearest thousand is
180000
165000
140000
155000
11.
The number 9785764 is rounded off to the nearest lakh as
9800000
9786000
9795600
9795000
12.
The estimation to the nearest hundred of 76812 is
77000
76000
76800
76900
13.
The number which on rounding off to the nearest thousand gives 11000 is
10345
10855
11799
10056
14.
Use BIDMAS and put the correct operator in the box. 2 \(\Box\) 6 - 12 \(\div \) (4 + 2) = 10
+
-
\(\times\)
\(\div \)
15.
The Arabian Sea has an area of 1491000 square miles. This area lies between which two numbers?
1489000 and 1492540
1489000 and 1490540
1490000 and 1490100
1480000 and 1490000
16.
The expanded form of the number 6,70,905 is
6 \(\times\) 10000 + 7 \(\times\) 1000 + 9 \(\times\) 100 + 5 \(\times\) 1
6 \(\times\) 10000 + 7 \(\times\) 1000 + 0 \(\times\) 100 + 9 \(\times\) 100 + 0 \(\times\) 10 + 5 \(\times\) 1
6 \(\times\) 1000000 + 7 \(\times\) 10000 + 0 \(\times\) 1000 + 9 \(\times\) 100 + 0 \(\times\) 10 + 5 \(\times\) 1
6 \(\times\) 100000 + 7 \(\times\) 10000 + 0 \(\times\) 1000 + 9 \(\times\) 100 + 0 \(\times\) 10 + 5 \(\times\) 1
17.
The difference between the successor and the predecessor of 99999 is
90000
1
2
99001
18.
The successor of 10 million is
1000001
10000001
9999999
100001
19.
1 billion is equal to ___________
100 crore
100 million
100 lakh
10000 lakh
1.
| Step | To do | 8,436 to hundreds |
| Step 1 | Find the digit in hundreds place | 8,436 |
| Step 2 | Look at the digit to its right | 8,436 |
| Step 3 | If this digit is 5 or greater, add 1 to it. If it is less than 5, leave it unchanged | 8,436 (3<5) Leave 4 unchanged |
| Step 4 | Change the digits to the right of 4 to zeros | 8,400 |
2.
Step 1: Number of digits in the two given numbers are equal.
Step 2: Compare the place values using the place value chart.
| Place Value | C | T L | L | T Th | Th | H | T | 0 |
| First Number | 5 | 9 | 2 | 8 | 3 | 7 | 4 | 6 |
| Second Number | 5 | 9 | 2 | 8 | 3 | 7 | 4 | 8 |
Compare the digits of the two numbers from the highest place value as noted below.
| 5 = 5 | 9 = 9 | 2 = 2 | 8 = 8 | 3 = 3 | 7 = 7 | 4 = 4 | 6 < 8 |
Here only the digits in the ones place are not equal and 6 < 8.
Hence, 59283746 < 59283748.
3.
NUMBER : 50,000
Expanded form : 5 \(\times\) 10000
Read as : Fifty Thousand
NUMBER : 676097
Expanded form : 6 \(\times\) 100000 + 7 \(\times\) 10000 + 6 \(\times\) 1000 + 0 \(\times\) 100 + 9 \(\times\) 10 + 7 \(\times\) 1
Read as : Six Lakh Seventy Six Thousand Ninety Seven
4.
562634 < 570000 < 572634
5.
Smallest 6 digit number = 100000
\(\frac{6 \text { digit number }}{\text { ten thousand }}=\frac{100000}{10000}=10\)
There are 10 ten thousands in the smallest 6 digit number
6.
| Million | Hundred Thousand | Ten thousand | Thousand | Hundred | Ten | One |
|---|---|---|---|---|---|---|
| 8 | 3 | 4 | 3 | 7 | 1 | 0 |
Eight million three hundred forty three thousand seven hundred ten
7.
9,75,63,453
| C | TL | L | TTH | TH | H | T | O |
|---|---|---|---|---|---|---|---|
| 9 | 7 | 5 | 6 | 3 | 4 | 5 | 3 |
Nine crore seventy five lakh sixty three thousand four hundred fifty three
8.
75,32,105
| TL | L | TTH | TH | H | T | 0 |
|---|---|---|---|---|---|---|
| 7 | 5 | 3 | 2 | 1 | 0 | 5 |
Seventy five lakh thirty two thousand one hundred five
9.
The Largest six digit number is 999999
| Lakh | Ten Thousand | Thousand | Hundred | Ten | One | The number |
| 9 | 9 | 9 | 9 | 9 | 9 | 9,99,999 |
| Hundred thousand | Ten thousand | Thousand | Hundred | Ten | One | The number |
| 9 | 9 | 9 | 9 | 9 | 9 | 9,99,999 |
10.
(b)
165000
11.
(a)
9800000
12.
(c)
76800
13.
(b)
10855
14.
(c)
\(\times\)
15.
(a)
1489000 and 1492540
16.
(d)
6 \(\times\) 100000 + 7 \(\times\) 10000 + 0 \(\times\) 1000 + 9 \(\times\) 100 + 0 \(\times\) 10 + 5 \(\times\) 1
17.
(c)
2
18.
(b)
10000001
19.
(a)
100 crore
6th Standard Syllabus & Materials
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Tamilnadu 6th Standard Social Science T3 - குடிமையியல் - உள்ளாட்சி அமைப்பு - ஊரகமும் நகர்ப்புறமும் Important Questions And Answers Study Material - QB365 Set A
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Tamilnadu 6th Standard Social Science T3 - குடிமையியல் - மக்களாட்சி Important Questions And Answers Study Material - QB365 Set B
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Tamilnadu 6th Standard Social Science T3 - குடிமையியல் - மக்களாட்சி Important Questions And Answers Study Material - QB365 Set A
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Tamilnadu Stateboard 6th Standard Subjects
Tamilnadu Stateboard Standards