• 0

A Nine Puzzle

Question

Posted · Report post

Use three 9's and arrange them using the mathematical signs to form the number one.

There is a subtraction sign.

0

Share this post


Link to post
Share on other sites

10 answers to this question

  • 0

Posted · Report post

9

9-9
0

Share this post


Link to post
Share on other sites
  • 0

Posted · Report post

post-43582-0-33955200-1363010359.gif

1

Share this post


Link to post
Share on other sites
  • 0

Posted · Report post

9/9

9
0

Share this post


Link to post
Share on other sites
  • 0

Posted (edited) · Report post

9/9

9

did you mean (9/9)^9 if it is then it is correct...There are many possible combinations...i wanted the one with subtraction sign...

Edited by Debasis
0

Share this post


Link to post
Share on other sites
  • 0

Posted · Report post

(9*(9 - 9))! = 1

((9 - 9)/9)! = 1

I was looking for the square root symbol to do:

(9 - sqrt(9*9))! = 1

0

Share this post


Link to post
Share on other sites
  • 0

Posted · Report post

(sqrt(9)*sqrt(9))/9

0

Share this post


Link to post
Share on other sites
  • 0

Posted · Report post

BMAD, I purposely did not include any solution like yours, because the OP in post # 1 and post # 5

stated that he/she wanted a subtraction sign used among the mathematical signs.

0

Share this post


Link to post
Share on other sites
  • 0

Posted · Report post

9^(9-9)=1

0

Share this post


Link to post
Share on other sites
  • 0

Posted · Report post

The solution given by user skca was already given as its equivalent in post #2 by a different user.

0

Share this post


Link to post
Share on other sites

Create an account or sign in to comment

You need to be a member in order to leave a comment

Create an account

Sign up for a new account in our community. It's easy!


Register a new account

Sign in

Already have an account? Sign in here.


Sign In Now

  • Recently Browsing   0 members

    No registered users viewing this page.