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re: Solve this math problem

Posted on 9/5/17 at 9:59 am to
Posted by lsupride87
Member since Dec 2007
104411 posts
Posted on 9/5/17 at 9:59 am to
quote:

It is completely logical to assume it was written to differentiate those two numbers
It is logical to think that he may have meant that, but when you assume that and say the answer is 1 you are wrong.
Posted by Scruffy
Kansas City
Member since Jul 2011
75095 posts
Posted on 9/5/17 at 10:01 am to
quote:


9+4/2/2=10

9+4 / 2/2=10
Using 4/2/2 is stupid because 2/2 = 1

9+4 / 1/2=17
Based on the assumption of it being 4 divided by 1/2.

9+4/1/2=11
Based on the assumption that you are dividing 4/1 first and then dividing by 2. It isn't 4 divided by 1/2.
Posted by Placebeaux
Bobby Fischer Fan Club President
Member since Jun 2008
51852 posts
Posted on 9/5/17 at 10:01 am to
This is how it was written

9-3÷1/3+1=
Posted by lsupride87
Member since Dec 2007
104411 posts
Posted on 9/5/17 at 10:02 am to
quote:

9+4 / 1/2=17
Based on the assumption of it being 4 divided by 1/2.

9+4/1/2=11
Based on the assumption that you are dividing 4/1 first and then dividing by 2. It isn't 4 divided by 1/2.
Why are you doing this? Stop making assumptions and just solve the actual problem
Posted by madmaxvol
Infinity + 1 Posts
Member since Oct 2011
20938 posts
Posted on 9/5/17 at 10:02 am to
~3.50
Posted by Scruffy
Kansas City
Member since Jul 2011
75095 posts
Posted on 9/5/17 at 10:04 am to
quote:

Stop making assumptions and just solve the actual problem
My point is, with the formatting and presentation of the problem in the OP, you are making an assumption no matter what you do.

Is it 3 divided by 1/3 or is it 3 divided by 1 then divided by 3?

Which one did you ASSUME that it was?
Posted by LSUBoo
Knoxville, TN
Member since Mar 2006
102538 posts
Posted on 9/5/17 at 10:04 am to
quote:

This is how it was written

9-3÷1/3+1=


Still 9.
Posted by LSUBoo
Knoxville, TN
Member since Mar 2006
102538 posts
Posted on 9/5/17 at 10:05 am to
There is no assumption necessary.

Yes it is written poorly, but there is only one answer as written.
Posted by lsupride87
Member since Dec 2007
104411 posts
Posted on 9/5/17 at 10:05 am to
quote:

My point is, with the formatting and presentation of the problem in the OP, you are making an assumption no matter what you do.

Is it 3 divided by 1/3 or is it 3 divided by 1 then divided by 3?
I am not making any assumption at all. I am solving the problem as written

quote:

s it 3 divided by 1 then divided by 3
It is this. And that isnt an assumption at all. That is how it is written
Posted by lsupride87
Member since Dec 2007
104411 posts
Posted on 9/5/17 at 10:06 am to
quote:

9-3÷1/3+1=
And that answer is still 9
Posted by Scruffy
Kansas City
Member since Jul 2011
75095 posts
Posted on 9/5/17 at 10:08 am to
quote:

There is no assumption necessary.

Yes it is written poorly, but there is only one answer as written.


So you all recognize that it is poorly written. That is all I'm trying to say.

It is completely understandable why people would view it as one third with the way it is written.

This isn't a PEMDAS problem. It is a shitty presentation problem.
This post was edited on 9/5/17 at 10:09 am
Posted by LSUBoo
Knoxville, TN
Member since Mar 2006
102538 posts
Posted on 9/5/17 at 10:09 am to
Of course, if it was well written only the Peejs of the world would get it wrong.
Posted by buckeye_vol
Member since Jul 2014
35356 posts
Posted on 9/5/17 at 10:09 am to
quote:

My point is, with the formatting and presentation of the problem in the OP, you are making an assumption no matter what you do.

Is it 3 divided by 1/3 or is it 3 divided by 1 then divided by 3?

Which one did you ASSUME that it was?
Based on the presentation, without any parentheses, the only way to solve it without adding any assumptions is to take 3 divided by 1 then divide that by 3. That's about as assumption-less as one can get and the answer is 9 in that case.
This post was edited on 9/5/17 at 10:18 am
Posted by lsupride87
Member since Dec 2007
104411 posts
Posted on 9/5/17 at 10:14 am to
Let me make it simpler

Someone writes "Louisiana Spate University"

Alot of people are assuming he meant to write Louisiana State University, which could be correct. However, it takes ZERO assumption to say Louisiana Spate University is what was actually written.

Posted by slackster
Houston
Member since Mar 2009
89840 posts
Posted on 9/5/17 at 10:17 am to
quote:

This is how it was written 9-3÷1/3+1=


That answer is 9.

It seems like you interpreted that as 3 divided by one-third, but that's not the way that problem actually reads. It is 3 divided by 1 divided by 3.
Posted by slackster
Houston
Member since Mar 2009
89840 posts
Posted on 9/5/17 at 10:18 am to
quote:

Of course, if it was well written only the Peejs of the world would get it wrong.

Posted by Scruffy
Kansas City
Member since Jul 2011
75095 posts
Posted on 9/5/17 at 10:18 am to
God dammit this is stupid.
Posted by LSUBoo
Knoxville, TN
Member since Mar 2006
102538 posts
Posted on 9/5/17 at 10:18 am to
I still don't know how you ended up with 7.

Might as well have said 42.
Posted by slackster
Houston
Member since Mar 2009
89840 posts
Posted on 9/5/17 at 10:19 am to
quote:

It is completely understandable why people would view it as one third with the way it is written.


I agree that he probably meant it as 3 divided by one-third, and he tried to translate that using spaces, but the safest thing to do is to solve it the way it was written, and that answer is 9.
Posted by slackster
Houston
Member since Mar 2009
89840 posts
Posted on 9/5/17 at 10:20 am to
quote:

I still don't know how you ended up with 7. Might as well have said 42.


He thought 3/(1/3) was 3.
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