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Member for
2 ปี 7 เดือนAge: 7-13
Level: 2º - 5º PRIMARIA
Language: Spanish
(es)
ไอดี: 1580128
28/10/2021
Country code: ES
Country: Spain
Main content: Cálculo mental (2013175)
From worksheet author:
Cálculo de sumas por aproximación.
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