Quinto Matemáticas Flashcards on 1 - Sumar decenas, created by Luis Miguel Torres on 13/10/2019.
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Created by Luis Miguel Torres
about 5 years ago
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Close
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Created by Luis Miguel Torres
about 5 years ago
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10 + 15
20 + 17
18 + 30
53 + 20
30 + 26
27 + 40
50 + 31
58 + 40
80 + 16
45 + 40
