algebra/trigonometry

find the smallest positive number that is the difference of two three-digit integers made up of the digits 1, 2, 3, 6, 7, 8 where each digit is used once.

1. 👍 0
2. 👎 0
3. 👁 44

Similar Questions

1. Pre Calculus 30

1.How many positive integers five-digit integers end with the digit 0? 9x10x10x10x? what number would represent zero 2.Using the digits {1,2,5,6,7,9} and not allowing repetition of digits, how many positive three-digit integers

asked by John on February 27, 2017
2. 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
3. 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?

asked by nisrin on January 5, 2014
4. algebra

Find a three-digit positive integers such that the sum of all three digit is i4, the tens digit is two more than ones and if the digit is reversed, the number is unchanged.

asked by Maria Christina on January 21, 2016
5. math

There are 900 three-digit integers. The number of three-digit integers having at least one repeated digit is also a three-digit number. If that number is represented by abc where each letter is a digit, compute a-b+c (I came up

asked by alex on May 28, 2011
6. MATH Trouble

I have no idea what this problem means: For how many two-digit numbers if the ones digit larger than the tens-digit? Can you find a systematic way to arrive at the number? Ok, every 2-digit number looks like xy, where x is the

asked by Kelly on August 30, 2006
7. math

there are three consecutive positive integers such that the sum of the squares of the smallest two is 221. write and equation to find the three consecutive positive integers let x= the smallest integer

asked by eddy on October 30, 2012
8. Pre Calculus 30

1.How many positive four-digit integers can be formed that are even?9x9x9x5=3645 2.Three differently colored six-sided dice are rolled. In how many different ways can the dice turn up? 6x6x6=216 3.How many positive integers

asked by John on February 24, 2017
9. Math

Rob used all the digits except 0 to write a 9-digit counting number such that no two consecutive digits form a 2-digit prime number. (That is, for the number abc,def,ghi, where letters stand for unique digits, none of the

asked by PT on January 16, 2019
10. Math

There are 900 three-digit integers. The number of three-digit integers having at least one repeated digit is also a three-digit number. If that number is represented by abc where each letter is a digit compute a-b+c.

asked by Kiki on August 23, 2013

More Similar Questions