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Observe the following pattern for obtaining the sums, and find the sum of numbers from 781 to 790.
Observing the pattern, we see that the last two digits are 55 and the leftmost digits is/are the two leftmost digits of the number in the given sums. Thus, 781 + 782 + .... + 789 + 790 = 7855.
In numbers from 1 to 100, how many times does the digit 0 appear?
Numbers having 0 in numbers from 1 to 100 are 10, 20, 30, 40, 50, 60, 70, 80, 90 and 100. So, 0 appears 11 times.
How many numbers are there containing 2 digits?
Number of two digit numbers = (The greatest two digit number  The smallest two digit number) + 1 =(9910)+1 =90
How many beads should be removed from the hundreds place in the abacus shown if it has to represent a number between 550 and 650?
The number represented by the abacus given is 949. To represent a number between 550 and 650, (i.e., 649) we need to remove 3 beads from the hundreds place.
Which of the following is the correct expansion of 27012?
To get the expanded form of a given number, multiply each of its digits with their respective place values and write the products as a sum. 27012 = 20000 + 7000 +0+10+2
The order from biggest to smallest number is 7221, 7212 , 7211 and the smallest is 7122.
Choose the correct ascending order of 6411, 6144, 6344, 6744.
Ascending order is
6144, 6344, 6411, 6744
The smallest 5digit number formed by using the digits 5,0,3,1 and 2 only once
Arrange the numbers in incresing order which is
0,1,2,3,5 but 01235 is a 4 digit number and not 5 digit number so
10235 is the correct answer
Write the greatest 4digit number using different digits with 6 in the tens place.
As we have to keep 6 at tens place we will freeze it at tens place
Th H T O
9 8 (6) 7
3500, 3600, 3700, 3800 and 3900 round up to 4000. To round a number to the nearest thousand, the digit in hundreds place is considered. If > = 5, rounded up and if < 5 rounded down. To round a number to the nearest ten thousand, the digit in thousands place is considered.
Which of the following is the largest 8digit number?
Take '9' in all 8digits to write the largest 8digit number.
To write the smallest ndigit number write 1 followed by (n  1) zeros.
What is the place value of 8 in the number 86,93,04,600?
8×10,00,00,000=80,00,00,000=Eighty crores
100 thousand makes up to 1 Lakh.
Which is the place that comes on the immediate right of the hundreds place in the place value chart?
Million Period consists of places : Million, Hundred Millions, Thousand Millions
→M,HM,TM
Ten lakhs & lakhs places are in the lakhs period.
10 crores (or 1000 lakhs) is equal to 100 million
As 1 million= 10 lakh and 1000 lakh/10 lakh = 100
Identify the symbol to be placed in the box 100002 □ 1000002.
100002= One lakh two
1000002= ten lakh two, So 100002 is smaller than 1000002
And hence 100002 < 1000002.
one billioion is 1,000,000,000 which is qual to 100 crores.
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