Math Is Fun Forum

  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

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#2101 2015-10-03 22:38:38

zetafunc
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Registered: 2014-05-21
Posts: 2,432
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Re: Add 13 more and post it forever.

27313

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#2102 2015-10-04 00:20:25

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Add 13 more and post it forever.

27326


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

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#2103 2015-10-04 01:23:12

phrontister
Real Member
From: The Land of Tomorrow
Registered: 2009-07-12
Posts: 4,810

Re: Add 13 more and post it forever.

27339


"The good news about computers is that they do what you tell them to do. The bad news is that they do what you tell them to do." - Ted Nelson

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#2104 2015-10-04 01:25:34

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Add 13 more and post it forever.

27352

2 + 7 - 3 + 5 + 2 = 13


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

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#2105 2015-10-04 01:30:36

phrontister
Real Member
From: The Land of Tomorrow
Registered: 2009-07-12
Posts: 4,810

Re: Add 13 more and post it forever.

27365

2 + 7 + 3 + 6 - 5 = 13


"The good news about computers is that they do what you tell them to do. The bad news is that they do what you tell them to do." - Ted Nelson

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#2106 2015-10-04 01:35:36

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Add 13 more and post it forever.

27378

-(2 - 7) + 3 + 7 + 8 = 13


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

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#2107 2015-10-04 01:40:15

phrontister
Real Member
From: The Land of Tomorrow
Registered: 2009-07-12
Posts: 4,810

Re: Add 13 more and post it forever.

27391


"The good news about computers is that they do what you tell them to do. The bad news is that they do what you tell them to do." - Ted Nelson

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#2108 2015-10-04 01:44:21

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Add 13 more and post it forever.

27404

2 + 7 + 4 - 0 x 4 = 13


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

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#2109 2015-10-04 02:03:59

zetafunc
Moderator
Registered: 2014-05-21
Posts: 2,432
Website

Re: Add 13 more and post it forever.

27417

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#2110 2015-10-04 13:06:43

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Add 13 more and post it forever.

27430

2 * 7 - 4 + 3 - 0 = 13


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

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#2111 2015-10-04 13:29:29

phrontister
Real Member
From: The Land of Tomorrow
Registered: 2009-07-12
Posts: 4,810

Re: Add 13 more and post it forever.

27443

x = post#.


"The good news about computers is that they do what you tell them to do. The bad news is that they do what you tell them to do." - Ted Nelson

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#2112 2015-10-04 14:48:09

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Add 13 more and post it forever.

27456


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

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#2113 2015-10-04 15:41:29

phrontister
Real Member
From: The Land of Tomorrow
Registered: 2009-07-12
Posts: 4,810

Re: Add 13 more and post it forever.

27469


"The good news about computers is that they do what you tell them to do. The bad news is that they do what you tell them to do." - Ted Nelson

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#2114 2015-10-04 15:51:49

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Add 13 more and post it forever.

27482


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

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#2115 2015-10-04 16:21:59

phrontister
Real Member
From: The Land of Tomorrow
Registered: 2009-07-12
Posts: 4,810

Re: Add 13 more and post it forever.

27495

2 - 7 + 4 + 9 + 5 = 13


"The good news about computers is that they do what you tell them to do. The bad news is that they do what you tell them to do." - Ted Nelson

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#2116 2015-10-04 17:21:22

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Add 13 more and post it forever.

27508

27 - 5 - 0! - 8 = 13


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

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#2117 2015-10-04 17:40:29

phrontister
Real Member
From: The Land of Tomorrow
Registered: 2009-07-12
Posts: 4,810

Re: Add 13 more and post it forever.

27521

2 + 7 + 5 - 2 + 1 = 13

A puzzle:

TWO + SEVEN + FIVE + TWO + ONE = 27521

Each letter in the puzzle stands for a different single-digit number from 1 to 9. Find the letter values.

Last edited by phrontister (2015-10-04 19:37:43)


"The good news about computers is that they do what you tell them to do. The bad news is that they do what you tell them to do." - Ted Nelson

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#2118 2015-10-04 22:01:22

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Add 13 more and post it forever.

{207 + 16865 + 9486 + 207 + 756 == 27521
, 246 + 17975 + 8397 + 246 + 657 == 27521
, 307 + 16865 + 9286 + 307 + 756 == 27521
, 408 + 19297 + 6529 + 408 + 879 == 27521
, 431 + 20609 + 5860 + 431 + 190 == 27521
, 458 + 16063 + 9706 + 458 + 836 == 27521
, 481 + 20609 + 5760 + 481 + 190 == 27521
, 504 + 17379 + 8637 + 504 + 497 == 27521
, 508 + 19297 + 6329 + 508 + 879 == 27521
, 537 + 24049 + 1604 + 537 + 794 == 27521
, 619 + 20503 + 4850 + 619 + 930 == 27521
, 652 + 17073 + 8907 + 652 + 237 == 27521
, 687 + 24049 + 1304 + 687 + 794 == 27521
, 718 + 20305 + 4930 + 718 + 850 == 27521
, 719 + 20503 + 4650 + 719 + 930 == 27521
, 736 + 20509 + 4850 + 736 + 690 == 27521
, 859 + 20703 + 4170 + 859 + 930 == 27521
, 978 + 20105 + 4610 + 978 + 850 == 27521}

27534


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

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#2119 2015-10-04 22:25:36

phrontister
Real Member
From: The Land of Tomorrow
Registered: 2009-07-12
Posts: 4,810

Re: Add 13 more and post it forever.

Hi Bobby,

The puzzle has a unique answer (from digits 1 to 9 only).

27547

-2 x 7 + 5 x 4 + 7 = 13


"The good news about computers is that they do what you tell them to do. The bad news is that they do what you tell them to do." - Ted Nelson

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#2120 2015-10-04 22:42:45

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Add 13 more and post it forever.

Hi phrontister;

27560

2 + 7 + 5 - 6*0 = 13


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#2121 2015-10-05 01:21:51

phrontister
Real Member
From: The Land of Tomorrow
Registered: 2009-07-12
Posts: 4,810

Re: Add 13 more and post it forever.

Hi Bobby;

27573

2 - 7 + 5 + 7 + 3! = 13

x = post#:

Last edited by phrontister (2015-10-05 01:33:13)


"The good news about computers is that they do what you tell them to do. The bad news is that they do what you tell them to do." - Ted Nelson

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#2122 2015-10-05 01:54:24

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Add 13 more and post it forever.

27586


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#2123 2015-10-05 09:39:21

phrontister
Real Member
From: The Land of Tomorrow
Registered: 2009-07-12
Posts: 4,810

Re: Add 13 more and post it forever.

27599

A puzzle:

-TWO + SEVEN - FIVE - NINE - NINE = 27599

Each letter in the puzzle stands for a different single-digit number from 1 to 9. Find the letter values. There is a unique solution.


"The good news about computers is that they do what you tell them to do. The bad news is that they do what you tell them to do." - Ted Nelson

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#2124 2015-10-05 10:22:19

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Add 13 more and post it forever.

27612


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#2125 2015-10-08 12:36:22

phrontister
Real Member
From: The Land of Tomorrow
Registered: 2009-07-12
Posts: 4,810

Re: Add 13 more and post it forever.

27625

2 x 7 + 6 - 2 - 5 = 13

Last edited by phrontister (2015-10-08 12:37:48)


"The good news about computers is that they do what you tell them to do. The bad news is that they do what you tell them to do." - Ted Nelson

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