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Activities/Abacus (view source)

Revision as of 11:08, 10 June 2010

24 bytes added ,  11:08, 10 June 2010
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File:Abacus-fractions.png|20 + 1 + 1/2 + 1/3 + 1/6 = 22
 
File:Abacus-fractions.png|20 + 1 + 1/2 + 1/3 + 1/6 = 22
 
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== Modifying Abacus ==
    
==Discussion==
 
==Discussion==
Mchua
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