0
In 2 digit numbers : 9,
In 3 digit numbers : 18 + 162 = 180,
In 4 digit numbers : 2187 + 486 + 27 = 2700,
total = 9 + 180 + 2700 + 4 = 2893
simply
2 means:9
3 means:9*2=18 add one 0 so:180
4 means:9*3=27 add two 0 so:2700
then 10000 take four 0:4
total = 9 + 180 + 2700 + 4 = 2893
BY
ASHOKKAVI MCA
Still curious? Ask our experts.
Chat with our AI personalities
Jordan
Judy
ProfessorAdd your answer:
Earn +20 pts
How many times does the digit 1 appear in numbers from 1 to 100?
Including the one in ' 1 ' and the one in '100', there are 21 1s.Every other digit 2 - 9 appears 20 times between 1 and 100 .
How many times does the digit 9 appears from 1 to 1000?
The digit 9 appears in the units place 100 times from 1 to 1000 (9, 19, 29,..., 989, 999). It also appears in the tens place 100 times (90, 91, 92,..., 99, 190, 191,..., 199, 290,..., 999). Therefore, the digit 9 appears a total of 200 times from 1 to 1000.
What percentage is 10000 of 2.5 million?
It is: 10000/2500000 times 100 = 0.4%
How many times greater is the place value of a digit of a number than the place value of the next digits to the right?
In the decimal place value system, each digit is ten times bigger than the digit on its right
What is the value of a digit as determined by its position in a number?
It is its face value, which is the place value times the value of the digit.
