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Activities/Abacus/Worksheet
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Revision as of 22:11, 4 April 2011
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22:11, 4 April 2011
→The Fraction abacus
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How many ways can you make 1/2, remember you can use 2 strings eg. 1/3 + 1/6 = 1/2
How many ways can you make 1/2, remember you can use 2 strings eg. 1/3 + 1/6 = 1/2
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[[File:Abacus3p6.jpg]]
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Find all the ways to make 1/3 and 2/3
Find all the ways to make 1/3 and 2/3
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===The Caacupé abacus===
===The Caacupé abacus===
Tonyforster
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