Best Answer

three (111 + 111 = 222) or four (999 + 999 = 1998)

Q: How many digits might be in the sum of two 3 digit numbers?

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With 123 digits you can make 123 one-digit numbers.

There are 9 digits that can be the first digit (1-9); for each of these there is 1 digit that can be the second digit (6); for each of these there are 10 digits that can be the third digit (0-9); for each of these there are 10 digits that can be the fourth digit (0-9). → number of numbers is 9 × 1 × 10 × 10 = 900 such numbers.

7 two-digit numbers.

None. 3 digit numbers are not divisible by 19 digit numbers.

500

Related questions

With 123 digits you can make 123 one-digit numbers.

There are 5460 five digit numbers with a digit sum of 22.

27 three digit numbers from the digits 3, 5, 7 including repetitions.

There are 7,290 different 4-digit numbers that can be formed from the digits 1-9 without repetition.

There are 9 digits that can be the first digit (1-9); for each of these there is 1 digit that can be the second digit (6); for each of these there are 10 digits that can be the third digit (0-9); for each of these there are 10 digits that can be the fourth digit (0-9). → number of numbers is 9 × 1 × 10 × 10 = 900 such numbers.

7 two-digit numbers.

There are 90000 5-digit numbers.

757

None. 3 digit numbers are not divisible by 19 digit numbers.

There are 5*4*3 = 60 such numbers.

24

500