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Number Sense Tricks

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Mu Alpha Theta :: Competitive discussion :: TMSCA discussion :: Number Sense

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Number Sense Tricks

Post by Michael on Tue Feb 24, 2009 1:49 pm

Post your number sense questions here, and I'll edit in the shortcut.

Multiplication by 25, 50, 75, 125 - Ani
Sum of Fibonnaci - Ani
Arithmetic Mean - Ani
Sum of squares in a fibonacci sequence - Ani
Subtracting Adjacent Cubes - Ani
Infinite Sequences - Alex
Integrals and Derivates using the Power Rule - Alex
Things to Memorize - Ani
Adding Fractions in the form a/b+b/c+c/d - Ani
Squaring Numbers between 41 and 5 - Ani

Michael
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Mu Alpha Theta :: Competitive discussion :: TMSCA discussion :: Number Sense

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