Các câu hỏi tương tự
The sum of 2- digit numbers do not include digit 3.
the sum of 2- digit numbers do not include digit 3 . Giai nhanh len nhe . Mai em phai dem nop roi
how many 2-digit numbers do not include digit 2
How many 2-digit numbers do not include digit 0
How many 2-digit numbers do not include digit 0 ?
The sum of the digits of all 2-digit numbers is .............
The sum of digits of all 2-digit numbers is....................
How many natural numbers between 1000 and 4000 are there for which the thousands digit equals the sum of the other three digit?
a.20 b.19 c.16 d.12
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