en.wikipedia.org/wiki/Roulette

Single-zero wheel: 0-32-15-19-4-21-2-25-17-34-6-27-13-36-11-30-8-23-10-5-24
-16-33-1-20-14-31-9-22-18-29-7-28-12-35-3-26; Double-zero wheel ...

www.answers.com/Q/Which_two_of_the_following_numbers_add_up_to_seventeen_A_6_B_13_C_2_D_12_E_7_F_14

Persian people have a saying which says: A problem or a mystery will look easy
when it's ... Two of the following numbers add up to seventeen 6-13 plus 2-12-7-
14? In usual mathematics of simply adding 2 numbers, these are the only ways to
...

www.mathpuzzle.com/1to23.txt

Ed, Numbers 1 through 23 with adjacents adding to perfect squares: ... 22 3 1 8
17 19 6 10 15 21 4 12 13 23 2 18 7 9 16 20 5 11 14 < \ 2 23 13 12 4 21 15 10 6 ...
numbers show that they have just two possible neighbours: 5-11-14, 6-10-15, .....
I came up with the following: 18,7,2,23,13,12,4,21,15,10,6,19,17,8,1,3,22,14,11,5
.....

mathforum.org/k12/mathtips/division.tips.html

Divisibilidad por 13 y por números primos (13,17,19...) ... The digits add up to 57,
and 5 plus seven is 12, so the original number is ... If the number is divisible by
both 3 and 2, it is divisible by 6 as well. ... If you do not know if a two-digit number,
call it ab, is divisible by 7, calculate ... Seven divides into 14, so it divid...

mathschallenge.net/problems/pdfs/mathschallenge_1_star.pdf

2 + 4 = 6. 3 + 3 = 6. How many different pairs of positive integers add to make ....
With the exception of 6 and 7, no two adjacent numbers are consecutive. ..... the
two longest songs were placed on the same side, 12:45 and 11:30 take up 24:15
..... completed is to place an odd digit in the common square: 15 1 = 14 (7 on
each.

projecteuler.net/show=all

By listing the first six prime numbers: 2, 3, 5, 7, 11, and 13, we can see that ... The
sequence of triangle numbers is generated by adding the natural numbers. ...
Work out the first ten digits of the sum of the following one-hundred 50-digit
numbers. .... As 12 is the smallest abundant number, 1 + 2 + 3 + 4 + 6 = 16, the
smallest ...

www.math.brown.edu/~jhs/frintch1ch6.pdf

Thus, the numbers dividing 6 are 1, 2, and 3, and 1+2+3=6. Similarly, the ... 1 + 2
+ 4 + 7 + 14 = 28. ... which (odd) prime numbers are a sum of two squares. For
example,. 3 = NO,. 5=12 + 22,. 7 = NO,. 11 = NO,. 13 = 22 + 32,. 17 = 12 + 42,. 19
= NO, ... dutifully began to add, Gauss walked up to the teacher and presented
the.

excelxor.com/2015/02/10/which-numbers-add-up-to-total-2-multiple-solutions/

Feb 10, 2015 ... Which Numbers Add Up To Total (Multiple Solutions) .... MOD(INT(({1;2;3;4;5;6;7;
8;9;10;11;12;13;14;15;16}-1)/2^({0,1,2,3})),2) ... We now perform the array of
divisions, bearing in mind that, the two arrays here being orthogonal ... would this
time resolve to the following array: ..... February 23, 2015 at 17:02.

purplemath.com/modules/numbprob.htm

Demonstrates, step-by-step and with illustrations, how to set up and solve ... First,
I know that I am adding two numbers, and their sum is fifteen. ... (like –3 or 6), not
messy ones (like –4.628 or <sup>17</sup>/32), and that the second number is ... Examples of
"consecutive integers" would be –12 and –11, 1 and 2, and 99 ... 13y + 6 =...

www.khanacademy.org/math/5th-engage-ny/engage-5th-module-2/5th-module-2-topic-b/v/area-model-for-multiplication

Multiplication with area modelsMultiplying two-digit numbers ... So it's 1, 2, 3, 4, 5,
6, 7, 8, 9, 10, 11, 13 13, 14 15, 16 17, 18, 19. 20. ... Did I add that up right? ... So if
you multiply 2 times the 6, and you put a 12 and put a 2 down and carry the 1.