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  Discussion about math, puzzles, games and fun.   Useful symbols: √ ∞ ≠ ≤ ≥ ≈ ⇒ ∈ Δ θ ∴ ∑ ∫ π -

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Topic review (newest first)

ryos
2005-08-17 11:15:07

To get the number x doubled n times, use x * 2^n .

wcy
2005-08-15 22:45:15

doubling is in fact a subset of multiplication; you just multiply by 2 each time

MathsIsFun
2005-08-15 07:27:44

Doubling is just adding ...
If you double zero you get ... zero
If you double a negative number you get a negative number ...
The opposite of doubling is halving ...

kylekatarn
2005-08-15 01:19:03

doubling??
doubling a number?
x * 2?

agoulding
2005-08-15 00:15:33

i have to write an essay on doubling anybody got any key info to include? Thankyou

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