Math Is Fun Forum
Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °
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#76 2007-01-10 10:37:47
- MathsIsFun
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- Registered: 2005-01-21
- Posts: 7,713
Re: Mental arithmetic making you look bad?
There could also be an extra "unseen" character like a space.
"The physicists defer only to mathematicians, and the mathematicians defer only to God ..." - Leon M. Lederman
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#77 2007-01-11 19:27:24
- Devantè
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- Registered: 2006-07-14
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Re: Mental arithmetic making you look bad?
Or, it could be that the enter button was being pressed after the answer was entered.
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#78 2007-01-12 04:07:56
- rida
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- Registered: 2006-09-25
- Posts: 839
Re: Mental arithmetic making you look bad?
mathsyperson wrote:
Are you sure that you didn't just accidentally type 8 or 0? I've never seen it get its own sums wrong like that before. Did it just happen once or is it being consistent?
It only happened once.
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