Article archive
14/03/2012 10:03
The 9 Times Quickie (Children facts)
Hold your hands in front of you with your fingers spread out.
For 9 X 3 bend your third finger down. (9 X 4 would be the fourth finger etc.)
You have 2 fingers in front of the bent finger and 7 after the bent finger
Thus the answer must be 27
This technique works...
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14/03/2012 10:00
An interesting fact about primes
Mathematicians of XVIIIth century proved that numbers 31; 331; 3331; 33331; 333331; 3333331; 33333331 are primes. It was a big temptation to think that all numbers of such kind are primes. But the next number is not a...
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14/03/2012 09:56
Some beautifull examples with multiplication
12345679 x 9 = 111111111;
12345679 x 8 = 98765432;
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04/03/2012 01:11
Check love with maths
Test your love over here for free and fun. Click on the link below:
https://easycalculation.com/love/love.php
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04/03/2012 01:09
Something interesting for our apple visitors.
It is available on the apple site.
Just click on this link: https://itunes.apple.com/gb/book/prime-numbers/id415671056?mt=11
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04/03/2012 01:07
Don't tell. Just calculate.
Trick 1: Birthday magic
Step1: Add 18 to your birth month.
Step2: Multiply by 25.
Step3: Subtract 333.
Step4: Multiply by 8.
step5: Subtract 554.
step6: Divide by 2.
step7: Add your birth date.
step8: Multiply by 5.
step9: Add 692.
step10: Multiply by 20.
step11:...
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04/03/2012 01:02
Math Magic Trick
Trick 1: Number below 10
Step1: Think of a number below 10.
Step2: Double the number you have thought.
Step3: Add 6 with the getting result.
Step4: Half the answer, that is divide it by 2.
Step5: Take away the number you have...
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