Archive for the ‘Trik-Trik Matematika’ Category
How to Do Math In Your Head : Quick Math Tricks: Finding Percents in Your Head
Posted by: indomath on June 4, 2009 10:33 pm
Trik Persamaan Linear
Posted by: indomath on December 24, 2007 8:46 am
Posted by: indomath on June 4, 2009 10:33 pm
Posted by: indomath on December 24, 2007 8:46 am
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