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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#1604 Re: Puzzles and Games » square numbeers forever. » 2013-01-19 12:09:05

11111^2=123 454 321

Mathgogocart and I wrote:

omg!
OMG!

#1606 Re: Puzzles and Games » Add 99 more and post it forever. » 2013-01-19 12:06:05

Eighteen thousand four hundred fifteen (18,415)

#1610 Re: Maths Is Fun - Suggestions and Comments » Title of Insane Member » 2013-01-12 12:39:39

Ye.
To me-
MathsIsFun-president
bobbym-Vice President
No secretary! tongue

#1613 Re: Puzzles and Games » Can U solve this? » 2013-01-12 12:17:29

up for bobbym
Next:
Numbers 0 9 8 7 6
Operations + - x /
Answer 9

#1616 Re: Puzzles and Games » Can U solve this? » 2013-01-12 12:10:13

Okay!
up

Numbers 1 2 34
Operations + - * /
Answer 69

#1622 Re: Puzzles and Games » post prime numbers! » 2013-01-11 21:42:44

bobbym wrote:

101 - a room with a special meaning.

What is the special meaning?
17-the sum of the first four primes.

#1625 Puzzles and Games » Let's make square numbers. » 2013-01-11 21:29:20

mathaholic
Replies: 14


The first square number is 1.
To continue this thread, simply add 3,5,7,9
on forever to make square numbers.
Okay?

1

4

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