Math Is Fun Forum
Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °
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Silvia
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Novice
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Silvia Santos
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Sao Paulo
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Last post
2023-06-12 09:03:34
Registered
2023-06-09