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Member for
3 years 2 monthsAge: 6-10
Level: Segundo grado
Language: Spanish
(es)
ID: 891052
08/04/2021
Country code: EC
Country: Ecuador
Main content: Sumas y problemas de decenas puras hasta el 90 (1339595)
Sumar decenas puras y resolver problemas
Other contents: Serie ascendente de las decenas puras
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