A natural number will be increased by 9 times ifthe digit 0 is written between tens digit and units digit.The number is

A natural number will be increased by 9 times ifthe digit 0 is written between tens digit and units digit.The number is

A natural number has six digits and the units digit is 4.If the units digit is moved to the first row then the number will be increasedby 4 times.The number is 

A,B,C,D,A+C,B+C,A+D,B+D represent 8 diffirent natural numbers from 1 to 8. If A is the largest number in the number from 1 to 8.Find A

How many natural numbers are there between 100 and 999 that unit-digit and tens-digit equal hundreds-digit ?

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In a 4-digit number, the ones digit is the possible largest number, the hundreds digit is the smallest odd number and the tens digit is 1 more than the hundreds digit. The thousands digit is the sum of the hundreds and the tens digit. Find the number.
Answer: The number is 

in a 4-digit number, the ones digit is the possible largest number, the hundreds digit is the smallest odd number and the tens digit is 1 more than the hundreds digit. The thousands digit is the sum of the hundreds and the tens digit. Find the number

In a 4- digit number. The ones digit is the possible  largest number, the hundreds digit is the smaller odd number and the tens digit is 1 more thann the hundreds digit. The thousands digit is the sum of the hundreds and the tens digit. Find the number.

In a 4-digit number, the ones digit is the possible biggest number, the hundreds digit is the smallest odd number and the tens digit is 1 more than the hundreds digit.  The thousands digit is the sum of the hundreds and tens digit . Find the number. nhanh lên nhé