Math Is Fun Forum
Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °
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21 Marbles in 3 hats
by mbop
Puzzles and Games
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2012-08-26 23:56:03
by bobbym
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