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

You are not logged in.

## #1651 2012-12-23 18:25:56

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

### Re: Add 13 more and post it forever.

21463

13 = 2 + 14 - 6 + 3

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

## #1652 2012-12-23 23:50:12

mathaholic
Member
From: Earth
Registered: 2012-11-29
Posts: 3,251

### Re: Add 13 more and post it forever.

21476

Mathaholic | 10th most active poster | Maker of the 350,000th post | Person | rrr's classmate

Offline

## #1653 2012-12-23 23:54:52

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

### Re: Add 13 more and post it forever.

21489

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

## #1654 2012-12-24 13:53:34

mathaholic
Member
From: Earth
Registered: 2012-11-29
Posts: 3,251

### Re: Add 13 more and post it forever.

21502

Mathaholic | 10th most active poster | Maker of the 350,000th post | Person | rrr's classmate

Offline

## #1655 2012-12-24 21:11:25

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

### Re: Add 13 more and post it forever.

21515

2 + 15 + 1 - 5 = 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

## #1656 2012-12-24 21:12:47

mathaholic
Member
From: Earth
Registered: 2012-11-29
Posts: 3,251

### Re: Add 13 more and post it forever.

21528

Mathaholic | 10th most active poster | Maker of the 350,000th post | Person | rrr's classmate

Offline

## #1657 2012-12-24 21:21:31

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

### Re: Add 13 more and post it forever.

21541

21 - 5 - 4 + 1 = 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

## #1658 2012-12-24 22:15:36

mathaholic
Member
From: Earth
Registered: 2012-11-29
Posts: 3,251

### Re: Add 13 more and post it forever.

21554

Mathaholic | 10th most active poster | Maker of the 350,000th post | Person | rrr's classmate

Offline

## #1659 2012-12-24 22:17:48

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

### Re: Add 13 more and post it forever.

21567

21 + 5 - 6 - 7 = 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

## #1660 2012-12-25 12:09:05

mathaholic
Member
From: Earth
Registered: 2012-11-29
Posts: 3,251

### Re: Add 13 more and post it forever.

21580

Mathaholic | 10th most active poster | Maker of the 350,000th post | Person | rrr's classmate

Offline

## #1661 2012-12-25 20:44:16

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

### Re: Add 13 more and post it forever.

21593

2 x 1 x 5 + ( 9 / 3 ) = 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

## #1662 2012-12-25 20:58:19

mathaholic
Member
From: Earth
Registered: 2012-11-29
Posts: 3,251

### Re: Add 13 more and post it forever.

21606

Mathaholic | 10th most active poster | Maker of the 350,000th post | Person | rrr's classmate

Offline

## #1663 2012-12-25 21:00:16

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

### Re: Add 13 more and post it forever.

21619 = 63^2 + 73^2 + 111^2

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

## #1664 2012-12-25 21:04:12

mathaholic
Member
From: Earth
Registered: 2012-11-29
Posts: 3,251

### Re: Add 13 more and post it forever.

21632

Mathaholic | 10th most active poster | Maker of the 350,000th post | Person | rrr's classmate

Offline

## #1665 2012-12-25 21:10:45

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

### Re: Add 13 more and post it forever.

21645

13 = 2 * 1 * 6 - 4 + 5

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

## #1666 2012-12-25 22:37:35

mathaholic
Member
From: Earth
Registered: 2012-11-29
Posts: 3,251

### Re: Add 13 more and post it forever.

21658

Mathaholic | 10th most active poster | Maker of the 350,000th post | Person | rrr's classmate

Offline

## #1667 2012-12-25 22:39:27

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

### Re: Add 13 more and post it forever.

21671

13=2-1+6+7-1

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

## #1668 2012-12-26 11:47:27

mathaholic
Member
From: Earth
Registered: 2012-11-29
Posts: 3,251

### Re: Add 13 more and post it forever.

21684

Mathaholic | 10th most active poster | Maker of the 350,000th post | Person | rrr's classmate

Offline

## #1669 2012-12-26 19:53:31

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

### Re: Add 13 more and post it forever.

21697

13 = 2+1-6+9+7

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

## #1670 2012-12-27 12:39:12

mathaholic
Member
From: Earth
Registered: 2012-11-29
Posts: 3,251

### Re: Add 13 more and post it forever.

21710
21-7=14
14-1=13
13+0=13

Mathaholic | 10th most active poster | Maker of the 350,000th post | Person | rrr's classmate

Offline

## #1671 2012-12-27 12:40:15

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

### Re: Add 13 more and post it forever.

21723

13 = 2 + 17 - 2 x 3

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

## #1672 2012-12-27 12:44:57

mathaholic
Member
From: Earth
Registered: 2012-11-29
Posts: 3,251

### Re: Add 13 more and post it forever.

21736
2+1=3
3+7=10
10-3=7
7+6=13

Mathaholic | 10th most active poster | Maker of the 350,000th post | Person | rrr's classmate

Offline

## #1673 2012-12-28 07:22:33

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

### Re: Add 13 more and post it forever.

21749

13 = 2 - 1 + 7 - 4 + 9

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

## #1674 2012-12-28 11:44:00

mathaholic
Member
From: Earth
Registered: 2012-11-29
Posts: 3,251

### Re: Add 13 more and post it forever.

21762

Mathaholic | 10th most active poster | Maker of the 350,000th post | Person | rrr's classmate

Offline

## #1675 2012-12-28 11:47:33

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

### Re: Add 13 more and post it forever.

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