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Mind Map
by
Katerin Mejía
, created
more than 1 year ago
Es un instrumento que sirve para efectuar operaciones aritméticas
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el abaco
Created by
Katerin Mejía
over 9 years ago
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7777821
mind_map
2017-02-21T13:40:34Z
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7777821
mind_map
2017-02-21T13:40:34Z
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