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 07-24-2010 #1 pineapple74     Join Date: May 2010 Posts: 60 42 Using the numbers 1-15 and using the operations only addition and subtraction. Can you get the answer to equal 42. First person to get it gets 25 points and the second person gets 10 points. I must see all work.
08-01-2010   #2
pineapple74

Join Date: May 2010
Posts: 60
It can...

Quote:
 Originally Posted by pineapple74 Using the numbers 1-15 and using the operations only addition and subtraction. Can you get the answer to equal 42? First person to get it gets 25 points and the second person gets 10 points. I must see all work.
It can be done.

 08-10-2010 #3 jimjim     Join Date: May 2009 Posts: 370 42-14+answer=42
08-10-2010   #4
pineapple74

Join Date: May 2010
Posts: 60
No.

Quote:
 Originally Posted by jimjim 42-14+answer=42
You must use all the numbers.
__________________
Nothing is impossible

11-12-2010   #5
choli1996

Join Date: Nov 2010
Posts: 20

Quote:
 Originally Posted by pineapple74 Using the numbers 1-15 and using the operations only addition and subtraction. Can you get the answer to equal 42. First person to get it gets 25 points and the second person gets 10 points. I must see all work.
14+15=29+10=39+3=42 right?

11-22-2010   #6
Triboon

Join Date: Nov 2010
Posts: 1
Question

Quote:
 Originally Posted by pineapple74 Using the numbers 1-15 and using the operations only addition and subtraction. Can you get the answer to equal 42. First person to get it gets 25 points and the second person gets 10 points. I must see all work.
Do you have to use all numbers?

Triboon

 01-13-2011 #7 jmw106462     Join Date: Feb 2010 Posts: 388 42 correct?! __________________ Please refrain from sending me frivolous PM's
 06-29-2011 #8 Pi=     Join Date: May 2011 Posts: 86 Correct answer 1 + 2 + 3 + 4 - 5 + 6 + 7 - 8 + 9 + 10 - 11 + 12 + 13 + 14 - 15 = 42
 08-04-2011 #9 Jonathan W Guest   Posts: n/a I think Pi= is correct! Last edited by Jonathan W; 01-17-2012 at 05:39 PM..

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