# math

Using each of the 7 digits 1, 2, 3, 4, 5, 6, 7 only once, what is the difference between the smallest 4-digit number that can be made and the largest 3-digit number that can be made?

1. 👍 0
2. 👎 0
3. 👁 63
1. largest 4 digit number = 7654
smallest 3 digit number = 123

take the difference between them

1. 👍 0
2. 👎 0
posted by Reiny
2. smallest 4 digit > 1234
largest 3 digit > 765
1234 - 765
difference > 469

1. 👍 0
2. 👎 0
posted by Chelle

## Similar Questions

1. ### math

1. a door code is made up of six unique digits the last digit is 8. 2.oddd and even digits alternate(o is even) 3.the difference of the adjacent is always bigger than 1. 4.the first 2 digits (reads as one number)as well as he two

asked by tony on July 16, 2008
2. ### math

Solve the mathematical puzzle. Determine the digits of F from these clues. The digits of F are all the same. The sum of all the digits of F is 12. The answer when any two of the digits are multiplied together is also 9. F is a

asked by Bria S. on June 30, 2013
3. ### math

x has 3 digits. the tens digits is half the hundreds digits. the number is odd.the sum of the digits is 9

asked by hamza on November 23, 2009
4. ### math

using digits 1-9 only once, multiply a 3 digit by a 2 digit number and get a 4 digit result 12*345=4140? looks ok to me. the answer would have to be 6789 or some order of those digits if you used the others in the question. digits

asked by Trey on November 28, 2006
5. ### Pre Calculus 30

1.How many positive three-digit integers can be made from the digits {3,4,5,6,7} if digits may be repeated? 5x4x3=60 2.In how many ways can all of the letters of the word HEXAGON be arranged if the arrangement must start with a

asked by John on February 20, 2017
6. ### Math

What do the digits in the number 15 add up to? Answer 1+5=___. Using single digits, how many different ways can you add up to 6?. Example: The least number of digits is 2, and it is 1+5=6. The greatest number of digits is 6, and

asked by Mohammed on March 21, 2010
7. ### math

A two digit numbers is three times the sum of the digits. It is 45 less than the number formed when the digits are interchanged. Find the two digits Please anyone to help me with solution

asked by kevi on June 6, 2019
8. ### MATH

A number has three distinct digits. The sum of the digits equals the product of the digits. How many three-digit numbers satisfy this condition?

asked by Jhon on September 3, 2016
9. ### Math

A number has three distinct digits. The sum of the digits equals the product of the digits. How many three-digit numbers satisfy this condition?

asked by Ryan on September 4, 2016
10. ### statistics

For 100 consecutive day frequencies of occurrence of the digits 35,35,30 for the digits 1,2,3 at .05, can you reject the hypothesis that the digits are from a uniform population?

asked by Michael on May 2, 2012
11. ### statistics

For 100 consecutive day frequencies of occurrence of the digits 35,35,30 for the digits 1,2,3 at .05, can you reject the hypothesis that the digits are from a uniform population?

asked by Michael on May 2, 2012

More Similar Questions